Re: [CF-metadata] Platform Heave

Fellowship using this e-mail address. From: CF-metadata on behalf of Alison Pamment - UKRI STFC Sent: 03 October 2018 18:10 To: CF-metadata (mailto:cf-metadata@cgd.ucar.edu) Subject: [CF-metadata] Platform Heave Dear Jim, Roy, Nan, Jonathan, et al.

Re: [CF-metadata] Platform Heave

: 03 October 2018 18:10 To: CF-metadata (mailto:cf-metadata@cgd.ucar.edu) Subject: [CF-metadata] Platform Heave Dear Jim, Roy, Nan, Jonathan, et al., I have drawn together what I hope is the final list for the platform names. We seem to be agreed on the need to have triplets of names to cope

Re: [CF-metadata] Platform Heave

to be active through an Emeritus Fellowship using this e-mail address. From: CF-metadata on behalf of Alison Pamment - UKRI STFC Sent: 03 October 2018 18:10 To: CF-metadata (mailto:cf-metadata@cgd.ucar.edu) Subject: [CF-metadata] Platform Heave Dear Jim, Roy

Re: [CF-metadata] Platform Heave

but will continue to be active through an Emeritus Fellowship using this e-mail address. From: CF-metadata on behalf of Alison Pamment - UKRI STFC Sent: 03 October 2018 18:10 To: CF-metadata (cf-metadata@cgd.ucar.edu) Subject: [CF-metadata] Platform Heave Dear Jim, Roy, Nan

Re: [CF-metadata] Platform Heave

h Sent: 03 October 2018 20:25 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Thanks, Alison! I haven't read through all of these yet, but based on your email and reading the ones I'm especially interested in, it looks great. I do have a quick question, though. I see

Re: [CF-metadata] Platform Heave

. *From:* CF-metadata on behalf of Jim Biard *Sent:* 03 October 2018 20:38 *To:* cf-metadata@cgd.ucar.edu *Subject:* Re: [CF-metadata] Platform Heave Alison, It all looks good to me. I must confess that I didn't give the definitions

Re: [CF-metadata] Platform Heave

Sent: 03 October 2018 20:38 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Alison, It all looks good to me. I must confess that I didn't give the definitions a super-careful reading. I have a question, but I don't want it to derail anything. I'd just like to understand

Re: [CF-metadata] Platform Heave

Sent: 03 October 2018 18:10 To: CF-metadata (cf-metadata@cgd.ucar.edu) Subject: [CF-metadata] Platform Heave Dear Jim, Roy, Nan, Jonathan, et al., I have drawn together what I hope is the final list for the platform names. We seem to be agreed on the need to have triplets of names to cope

Re: [CF-metadata] Platform Heave

Alison, It all looks good to me. I must confess that I didn't give the definitions a super-careful reading. I have a question, but I don't want it to derail anything. I'd just like to understand the thought. We have included instrument as a type of platform per Nan's request, but in the

Re: [CF-metadata] Platform Heave

Thanks, Alison! I haven't read through all of these yet, but based on your email and reading the ones I'm especially interested in, it looks great. I do have a quick question, though. I see  that platform_id and platform_name are 'under discussion', and reference this thread as the 'CF

[CF-metadata] Platform Heave

Dear Jim, Roy, Nan, Jonathan, et al., I have drawn together what I hope is the final list for the platform names. We seem to be agreed on the need to have triplets of names to cope with opposite sign conventions and the case where the sign convention is unknown. I've followed Roy's comment

Re: [CF-metadata] Platform Heave

-mail address. From: CF-metadata on behalf of Jonathan Gregory Sent: 20 September 2018 16:16 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Dear Alison If it's necessary to have names for unsigned quantities because it's really not known

Re: [CF-metadata] Platform Heave

I STFC > To: "r...@bodc.ac.uk" , "cf-metadata@cgd.ucar.edu" > , "ngalbra...@whoi.edu" > > Subject: Re: [CF-metadata] Platform Heave > > Dear Nan and Roy, > > In fact I had neglected to consider the case when the sign is unknown or

Re: [CF-metadata] Platform Heave

: [CF-metadata] Platform Heave Dear Nan and Roy, In fact I had neglected to consider the case when the sign is unknown or unrecorded. I am used to thinking about model data, where the sign of a quantity is always known, but I appreciate that things may be different in the world of observations

Re: [CF-metadata] Platform Heave

To: Lowry, Roy K.; cf-metadata@cgd.ucar.edu; ngalbra...@whoi.edu Subject: RE: [CF-metadata] Platform Heave Dear Nan and Roy, In fact I had neglected to consider the case when the sign is unknown or unrecorded. I am used to thinking about model data, where the sign of a quantity is always known, but I

Re: [CF-metadata] Platform Heave

of Nan Galbraith <mailto:ngalbra...@whoi.edu> Sent: 20 September 2018 15:11 To: mailto:cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave   Thank you, Alison. This all looks good. With regards to your last point, about the existing names heave/yaw/pitch/roll  (and their rates), I'm

Re: [CF-metadata] Platform Heave

-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Thank you, Alison. This all looks good. With regards to your last point, about the existing names heave/yaw/pitch/roll (and their rates), I'm not sure why we need to deprecate anything or even create these aliases. There may be cases where

Re: [CF-metadata] Platform Heave

@cgd.ucar.edu *Subject:* RE: [CF-metadata] Platform Heave Dear Jim et al., Thank you again for all the work on these names and their definitions. I have now caught up with all the comments in the discussion and I think the names as written most recently by Jim in http://mailman.cgd.ucar.edu

Re: [CF-metadata] Platform Heave

. From: Alison Pamment - UKRI STFC Sent: 19 September 2018 19:04 To: Lowry, Roy K.; Jim Biard; cf-metadata@cgd.ucar.edu Subject: RE: [CF-metadata] Platform Heave Dear Jim et al., Thank you again for all the work on these names and their definitions. I have now caught up with all the comments

Re: [CF-metadata] Platform Heave

Dear all, I also vote in favor of the proposed change to the convention to allow an alias to apply to more than one existing standard name (at least in the case where the the new names are in some way more specific than the original). best regards, Karl On 9/19/18 11:57 AM, Jonathan Gregory

Re: [CF-metadata] Platform Heave

Dear all I agree in applauding the hard work and excellent results of Jim and others. Thanks! I also agree with Alison's proposal to change the convention to allow an alias to apply to more than one existing standard name. Best wishes Jonathan ___

Re: [CF-metadata] Platform Heave

Appleton Laboratory R25, 2.22 Harwell Oxford, Didcot, OX11 0QX, U.K. From: CF-metadata On Behalf Of Lowry, Roy K. Sent: 13 September 2018 20:11 To: Jim Biard ; cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Hi Jim, Interesting article that answers some of my questions about

Re: [CF-metadata] Platform Heave

n Behalf Of Lowry, Roy K. Sent: 13 September 2018 20:11 To: Jim Biard ; cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Hi Jim, Interesting article that answers some of my questions about what we've been defining here in terms of platform-local axes and 'real world' co-ordina

Re: [CF-metadata] Platform Heave

address. From: CF-metadata on behalf of Jim Biard Sent: 13 September 2018 19:39 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave I only just located this wikipedia article. It describes the different axes conventions that are in common

Re: [CF-metadata] Platform Heave

. *From:* CF-metadata on behalf of John Graybeal *Sent:* 13 September 2018 16:38 *To:* CF Metadata List *Subject:* Re: [CF-metadata] Platform Heave It’s a brilliant effort, if I may say. I’ve been following and appreciating it (wanted it for a long time!) and I think it is very

Re: [CF-metadata] Platform Heave

-metadata on behalf of John Graybeal *Sent:* 13 September 2018 16:38 *To:* CF Metadata List *Subject:* Re: [CF-metadata] Platform Heave It’s a brilliant effort, if I may say. I’ve been following and appreciating it (wanted it for a long time!) and I think it is very close. If I may say so

Re: [CF-metadata] Platform Heave

September 2018 16:38 *To:* CF Metadata List *Subject:* Re: [CF-metadata] Platform Heave It’s a brilliant effort, if I may say. I’ve been following and appreciating it (wanted it for a long time!) and I think it is very close. If I may say so, it deserves a bit of time for everyone to catch up, before

Re: [CF-metadata] Platform Heave

. From: CF-metadata on behalf of John Graybeal Sent: 13 September 2018 16:38 To: CF Metadata List Subject: Re: [CF-metadata] Platform Heave It’s a brilliant effort, if I may say. I’ve been following and appreciating it (wanted it for a long time!) and I think

Re: [CF-metadata] Platform Heave

It’s a brilliant effort, if I may say. I’ve been following and appreciating it (wanted it for a long time!) and I think it is very close. If I may say so, it deserves a bit of time for everyone to catch up, before enshrinement. I have two questions I’d like to ask, and one editing nit.

Re: [CF-metadata] Platform Heave

saying 'left when facing forward' that I don't think we should resist it. Saw a nice definition for port  - 'The side of a platform that is on the left when one is facing forward.' Cheers, Roy. I have now retired but will continue to be active through an Emeritus Fellowship using this e-mail ad

Re: [CF-metadata] Platform Heave

- 'The side of a platform that is on the left when one is facing forward.' Cheers, Roy. I have now retired but will continue to be active through an Emeritus Fellowship using this e-mail address. *From:* CF-

Re: [CF-metadata] Platform Heave

left when one is facing forward.' Cheers, Roy. I have now retired but will continue to be active through an Emeritus Fellowship using this e-mail address. *From:* CF-metadata on behalf of Jim Biard *Sent

Re: [CF-metadata] Platform Heave

September 2018 16:37 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Nan, That was my concern. As I have thought about it, we can make it clear in the definition text. I'll generate those later this week. Jim On 9/11/18 10:53 AM, Nan Galbraith wrote: I agree completely

Re: [CF-metadata] Platform Heave

:* Re: [CF-metadata] Platform Heave Sorry if I missed a point, but joining the motion to platform_ will be much more findable. Platform roll for example is a really common expression. John On Sep 6, 2018, at 08:22, Lowry, Roy K. <mailto:r...@bodc.ac.uk>> wrote: Dear Jim, Looking g

Re: [CF-metadata] Platform Heave

. *From:* John Graybeal *Sent:* 07 September 2018 03:29 *Subject:* Re: [CF-metadata] Platform Heave Sorry if I missed a point, but joining the motion to platform_ will be much more findable. Platform roll for example is a really common expression. John

Re: [CF-metadata] Platform Heave

:26PM +, Lowry, Roy K. wrote: > Date: Wed, 5 Sep 2018 16:07:26 + > From: "Lowry, Roy K." > To: Jonathan Gregory , > "cf-metadata@cgd.ucar.edu" > Subject: Re: [CF-metadata] Platform Heave > > Dear Jonathan, > > > This isn't a

Re: [CF-metadata] Platform Heave

Jonathan - Forwarded message from Jim Biard - > Date: Wed, 5 Sep 2018 09:32:37 -0400 > From: Jim Biard > To: "cf-metadata@cgd.ucar.edu" > Subject: Re: [CF-metadata] Platform Heave > User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:52.0) > Gecko

Re: [CF-metadata] Platform Heave

have now retired but will continue to be active through an Emeritus Fellowship using this e-mail address. From: CF-metadata on behalf of Jim Biard Sent: 04 September 2018 16:36 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Jonathan, Two

Re: [CF-metadata] Platform Heave

-- Date: Sun, 02 Sep 2018 11:57:33 -0400 From: Nan Galbraith To: "Lowry, Roy K." Cc: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave User-Agent: Internet Messaging Program (IMP) H4 (5.0.23) I second Roy's suggestion; existing names have undefined directionality

Re: [CF-metadata] Platform Heave

vely define it. I think those ones ought to be > >deprecated, > >though, in favour of new ones with signs indicated. > > > >Best wishes > > > >Jonathan > > > >- Forwarded message from Nan Galbraith - > > > >>Date: Sun, 02 Sep 2018

Re: [CF-metadata] Platform Heave

ink those ones ought to be deprecated, though, in favour of new ones with signs indicated. Best wishes Jonathan - Forwarded message from Nan Galbraith - Date: Sun, 02 Sep 2018 11:57:33 -0400 From: Nan Galbraith To: "Lowry, Roy K." Cc: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metad

Re: [CF-metadata] Platform Heave

- > Date: Sun, 02 Sep 2018 11:57:33 -0400 > From: Nan Galbraith > To: "Lowry, Roy K." > Cc: cf-metadata@cgd.ucar.edu > Subject: Re: [CF-metadata] Platform Heave > User-Agent: Internet Messaging Program (IMP) H4 (5.0.23) > > I second Roy's suggestion; existing n

Re: [CF-metadata] Platform Heave

l continue to be active through an Emeritus Fellowship using this e-mail address. From: CF-metadata on behalf of Jim Biard Sent: 31 August 2018 14:38 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Jonathan, That's only part of

Re: [CF-metadata] Platform Heave

Subject: Re: [CF-metadata] Platform Heave Dear all I haven't been following this discussion, so please excuse me if I've missed the point. I think you are suggesting introducing a new attribute to indicate the positive sense of various new quantities for platform orientation - is that right? To do

Re: [CF-metadata] Platform Heave

l address. From: CF-metadata on behalf of Jim Biard Sent: 31 August 2018 14:38 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Jonathan, That's only part of the issue. Here are the issues as I see them. * There is no single sign c

Re: [CF-metadata] Platform Heave

Dear Jim Thanks for your email. > * There is no single sign convention being followed in existing >datasets "in the wild". I am not surprised. That's similar with other quantities. I agree that we have to be able to describe the quantities people wish to use. CF doesn't try to dictate what

Re: [CF-metadata] Platform Heave

du Subject: Re: [CF-metadata] Platform Heave User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:60.0) Gecko/20100101 Thunderbird/60.0 I think we should keep things simple as Ethan suggests below. But since the proposed attribute "direction" is defined as indicating the p

Re: [CF-metadata] Platform Heave

018 12:05:44 -0600 > From: Kenneth Kehoe > To: cf-metadata@cgd.ucar.edu > Subject: Re: [CF-metadata] Platform Heave > User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:60.0) > Gecko/20100101 Thunderbird/60.0 > > I think we should keep things simple

Re: [CF-metadata] Platform Heave

I think we should keep things simple as Ethan suggests below. But since the proposed attribute "direction" is defined as indicating the positive direction we don't need to include the word positive. The terms would then be: roll: "right_side_up" and "right_side_down" pitch: "nose_up" and

Re: [CF-metadata] Platform Heave

I'm OK with that. [image: CICS-NC] Visit us on Facebook *Jim Biard* *Research Scholar* Cooperative Institute for Climate and Satellites NC North Carolina State University NOAA National Centers for

Re: [CF-metadata] Platform Heave

Hey Jim, How about removing one layer of terminology by using your definitions for the allowed values of "direction": roll: "positive_right_side_up" and "positive_right_side_down". pitch: "positive_nose_up" and "positive_nose_down". yaw: "positive_nose_right" and "positive_nose_left". surge:

Re: [CF-metadata] Platform Heave

John, There are a variety of conventions for defining roll, pitch, and yaw out there. This is why we are avoiding a specific one. Others have searched existing datasets that are using earlier versions of these standard names (or not using standard names) and found that they don't all follow

Re: [CF-metadata] Platform Heave

Perhaps one should refer to the discipline of hydrostatics for help with this?  This paper, pulled from a quick search, has a diagram referencing the platforms' frame of reference with respect to its center of gravity.  Sorry if this comment is retrograde.

Re: [CF-metadata] Platform Heave

Hi Jim, all, I'm a bit confused by the "clockwise" and "anticlockwise". You mention the orientation of the observer but not the location/orientation of the clock. My assumptions (not sure why) for the clock: for roll, the observer (who is facing forward) would be facing the clock; for pitch, the

Re: [CF-metadata] Platform Heave

n though nobody has specifically asked for them? Cheers, Roy. I have now retired but will continue to be active through an Emeritus Fellowship using this e-mail address. *From:* CF-metadata on behalf of Jim Biard *Se

Re: [CF-metadata] Platform Heave

Fellowship using this e-mail address. *From:* CF-metadata on behalf of Jim Biard *Sent:* 06 August 2018 16:47 *To:* CF Metadata List; Jonathan Gregory *Subject:* Re: [CF-metadata] Platform Heave Hi. There are other standard

Re: [CF-metadata] Platform Heave

:47 To: CF Metadata List; Jonathan Gregory Subject: Re: [CF-metadata] Platform Heave Hi. There are other standard names that call for a separate attribute or variable that provides context. The attributes (at the moment) are all standard CF attributes (cell_methods, flag_meanings, comment, etc

Re: [CF-metadata] Platform Heave

ubject of a GitHub ticket? > > > Cheers, Roy. > > > I have now retired but will continue to be active through an Emeritus > Fellowship using this e-mail address. > > > ------ > *From:* CF-metadata on behalf of Nan > Galbraith > *Sent:* 04 Aug

Re: [CF-metadata] Platform Heave

August 2018 02:18 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Thanks, Jim. > change the definitions to avoid declaring which direction is > positive, make the direction attribute optional, and say that users > should be careful about assuming the direc

Re: [CF-metadata] Platform Heave

g/wiki/Aircraft_principal_axes Cheers, Roy. *From:* Nan Galbraith *Sent:* 03 August 2018 18:23 *To:* Jim Biard; Lowry, Roy K.; kke...@ou.edu *Subject:* Re: [CF-metadata] Platform Heave (pitch, roll) Hi Jim, Roy and Ken -

Re: [CF-metadata] Platform Heave

_principal_axes Cheers, Roy. *From:* Nan Galbraith *Sent:* 03 August 2018 18:23 *To:* Jim Biard; Lowry, Roy K.; kke...@ou.edu *Subject:* Re: [CF-metadata] Platform Heave (pitch, roll) Hi Jim, Roy and Ken - I'm skipping the list because this

Re: [CF-metadata] Platform Heave (pitch, roll)

. *From:* CF-metadata on behalf of Jim Biard *Sent:* 03 August 2018 15:41 *To:* cf-metadata@cgd.ucar.edu *Subject:* Re: [CF-metadata] Platform Heave I freely admit that I picked direction on sway arbitrarily. In my experience

Re: [CF-metadata] Platform Heave

also check his definition sources and data streams. Cheers, Roy. *From:* CF-metadata on behalf of Kenneth Kehoe *Sent:* 01 August 2018 22:51 *To:* cf-metadata@cgd.ucar.edu *Subject:* Re: [CF-metadata] Platform Heave

Re: [CF-metadata] Platform Heave

, Roy K. Sent: 30 July 2018 18:49 To: Kenneth Kehoe Cc: CF Metadata List Subject: Re: [CF-metadata] Platform Heave Hi Ken, You're absolutely right - should have been platform_yaw_angle. Getting the detail spot on in these things isn't easy, which is why we have discussion lists! With the way

Re: [CF-metadata] Platform Heave

Hear Hear!!! I have now retired but will continue to be active through an Emeritus Fellowship using this e-mail address. From: CF-metadata on behalf of Nan Galbraith Sent: 30 July 2018 19:22 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform

Re: [CF-metadata] Platform Heave

Point of order! I'm in favor of less specific definitions; other attributes can be used to describe methods and ... whatever else is needed. On the other hand, planning to change a definition to something more specific at some point in the future is not good for CF. If I label something as

Re: [CF-metadata] Platform Heave

but will continue to be active through an Emeritus Fellowship using this e-mail address. From: CF-metadata on behalf of Nan Galbraith Sent: 30 July 2018 18:12 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Hi all - I like Ken K's definitions

Re: [CF-metadata] Platform Heave

Kehoe Sent: 30 July 2018 18:39 Cc: CF Metadata List Subject: Re: [CF-metadata] Platform Heave I agree with John the (keel to top of mast) statement is incorrect when the platform is tilted. I only inserted that to help describe the Z-axis. But I don't think it's helping. I think John is also right

Re: [CF-metadata] Platform Heave

: Kenneth Kehoe; CF Metadata List Subject: Re: [CF-metadata] Platform Heave 1) Now that we have another platform_heave comment, could we please create a new thread for the discussion on pitch/roll/heading? Maybe starting without all the historical points, at least the heave-related ones? Both

Re: [CF-metadata] Platform Heave

Standard names for "platform" describe the motion > and orientation of the vehicle from which observations are made. > Platforms include, but are not limited to, satellites, aeroplanes, > ships, instruments and buoys. > > > How does that work for people? > > > Che

Re: [CF-metadata] Platform Heave

planes, ships, instruments and buoys. > > How does that work for people? > > Cheers, Roy. > > I have now retired but will continue to be active through an Emeritus > Fellowship using this e-mail address. > > > From: CF-metadata <mailto:cf-metadata-boun...@cgd

Re: [CF-metadata] Platform Heave

___ From: CF-metadata on behalf of Kenneth Kehoe Sent: 27 July 2018 16:49 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave All, Sorry for joining this conversation late. This is an important discussion for my group and finding a resolution would be ve

Re: [CF-metadata] Platform Heave

. From: CF-metadata on behalf of Kenneth Kehoe Sent: 27 July 2018 16:49 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave All, Sorry for joining this conversation late. This is an important discussion for my group and finding a resolution would be very helpful. For my

Re: [CF-metadata] Platform Heave

ginal Message- From: CF-metadata On Behalf Of Alison Pamment - UKRI STFC Sent: 25 July 2018 13:12 To: Hamilton, Steve;cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Dear Steve, Nan, et al, Thank you for proposing new standard names for platform_heave and improved definitions f

Re: [CF-metadata] Platform Heave

now retired but will continue to be active through an Emeritus Fellowship using this e-mail address. From: CF-metadata on behalf of Jim Biard Sent: 26 July 2018 20:05 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Roy, I'm just

Re: [CF-metadata] Platform Heave

. From: CF-metadata on behalf of Jim Biard Sent: 26 July 2018 18:25 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Alison, Roy, I don't mean to be difficult, but I think that for greatest generality the "motion and orientation" of a platform prett

Re: [CF-metadata] Platform Heave

___ From: Lowry, Roy K. Sent: 25 July 2018 16:35:27 To: Pamment, Alison (STFC,RAL,RALSP); cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Hi again, This is an area where it is easy to get tied up in knots because there are multiple reference frames. If we talk ships then there

Re: [CF-metadata] Platform Heave

ly 2018 14:34 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Hi all - Thank you, Alison and all, this is really good. I haven't looked through all the current versions of the definitions yet but I hope to do that shortly. I think the proposed yaw definition may be a bit t

Re: [CF-metadata] Platform Heave

in their definitions as part of the August standard names update. Best wishes, Alison From: Lowry, Roy K. Sent: 25 July 2018 16:35:27 To: Pamment, Alison (STFC,RAL,RALSP); cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Hi again, This is an area where it is e

Re: [CF-metadata] Platform Heave

definitions as part of the August standard names update. Best wishes, Alison From: Lowry, Roy K. Sent: 25 July 2018 16:35:27 To: Pamment, Alison (STFC,RAL,RALSP); cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Hi again, This is an area where it is easy to get

Re: [CF-metadata] Platform Heave

sting platform names. I will include the new text for 'platform' in their definitions as part of the August standard names update. Best wishes, Alison From: Lowry, Roy K. Sent: 25 July 2018 16:35:27 To: Pamment, Alison (STFC,RAL,RALSP); cf-metadata@cgd.ucar.edu Su

Re: [CF-metadata] Platform Heave

Appleton Laboratory R25, 2.22 Harwell Oxford, Didcot, OX11 0QX, U.K. -Original Message- From: CF-metadata On Behalf Of Alison Pamment - UKRI STFC Sent: 25 July 2018 13:12 To: Hamilton, Steve ; cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Dear Steve, Nan, et al, Tha

Re: [CF-metadata] Platform Heave

to be active through an Emeritus Fellowship using this e-mail address. From: CF-metadata on behalf of Alison Pamment - UKRI STFC Sent: 25 July 2018 14:37 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Hi Roy and Jim, Thanks for your

Re: [CF-metadata] Platform Heave

al Message- From: CF-metadata On Behalf Of Alison Pamment - UKRI STFC Sent: 25 July 2018 13:12 To: Hamilton, Steve ; cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Dear Steve, Nan, et al, Thank you for proposing new standard names for platform_heave and improved d

Re: [CF-metadata] Platform Heave

of Alison Pamment - UKRI STFC Sent: 25 July 2018 13:11 To: Hamilton, Steve; cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Dear Steve, Nan, et al, Thank you for proposing new standard names for platform_heave and improved definitions for existing names for platform pitch, roll

Re: [CF-metadata] Platform Heave

-- Alison Pamment Tel: +44 1235 778065 NCAS/Centre for Environmental Data ArchivalEmail: alison.pamm...@stfc.ac.uk STFC Rutherford Appleton Laboratory R25, 2.22 Harwell Oxford, Didcot, OX11 0QX, U.K. -Original Message- From: CF-metadata On

Re: [CF-metadata] Platform Heave

il: alison.pamm...@stfc.ac.uk STFC Rutherford Appleton Laboratory R25, 2.22 Harwell Oxford, Didcot, OX11 0QX, U.K. -Original Message- From: CF-metadata On Behalf Of Hamilton, Steve Sent: 11 July 2018 10:52 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Hi Nan,

Re: [CF-metadata] Platform Heave

@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Hi Alison, Steve, and all - Since we have a little time to finalize this, could we also consider updating the definitions of platform_pitch_angle, platform_roll_angle and platform_yaw_angle? Currently, these all say 'Standard names

Re: [CF-metadata] Platform Heave

Hi Alison, Steve, and all - Since we have a little time to finalize this, could we also consider updating the definitions of platform_pitch_angle, platform_roll_angle and platform_yaw_angle? Currently, these all say 'Standard names for platform describe the motion and orientation of the

Re: [CF-metadata] Platform Heave

-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave I'm equally happy with this. I have now retired but will continue to be active through an Emeritus Fellowship using this e-mail address. From: CF-metadata mailto:cf-metadata-boun...@cgd.ucar.edu

Re: [CF-metadata] Platform Heave

@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave I'm equally happy with this. I have now retired but will continue to be active through an Emeritus Fellowship using this e-mail address. From: CF-metadata mailto:cf-metadata-boun...@cgd.ucar.edu>> on

Re: [CF-metadata] Platform Heave

-metadata <mailto:cf-metadata-boun...@cgd.ucar.edu> On Behalf Of Lowry, Roy K. Sent: 30 May 2018 21:37 To: Jim Biard <mailto:jbi...@cicsnc.org>; cf-metadata@cgd.ucar.edu<mailto:cf-metadata@cgd.ucar.edu> Subject: Re: [CF-metadata] Platform Heave An afterthought. Heave is conventionall

Re: [CF-metadata] Platform Heave

On Behalf Of Lowry, Roy K. Sent: 30 May 2018 21:37 To: Jim Biard ; cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave An afterthought. Heave is conventionally positive upwards so to make this clear I would add the word 'upwards' thus: platform_heave (m) = upwards vertical

Re: [CF-metadata] Platform Heave

Regards Steve From: CF-metadata On Behalf Of Lowry, Roy K. Sent: 30 May 2018 21:37 To: Jim Biard ; cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave An afterthought. Heave is conventionally positive upwards so to make this clear I would add the word 'upwards' thus

Re: [CF-metadata] Platform Heave

Thanks for everyone's input, the below seems acceptable for now Regards Steve From: CF-metadata On Behalf Of Lowry, Roy K. Sent: 30 May 2018 21:37 To: Jim Biard ; cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave An afterthought. Heave is conventionally positive upwards so

Re: [CF-metadata] Platform Heave

on behalf of Lowry, Roy K. Sent: 30 May 2018 21:02 To: Jim Biard; cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave Thanks Jim, That work for me. Cheers, Roy. I am retiring on 31/05/2018 but will continue to be active through an Emeritus Fellowship using this e-mail address

Re: [CF-metadata] Platform Heave

Subject: Re: [CF-metadata] Platform Heave Roy, So, heave is integrated vertical acceleration? How about platform_heave (m) = vertical displacement determined by integrating vertical accelerations of a platform that is nominally at rest. platform_heave_rate (m s-1) = vertical velocity

Re: [CF-metadata] Platform Heave

il address. *From:* CF-metadata on behalf of Jim Biard *Sent:* 26 May 2018 23:18 *To:* cf-metadata@cgd.ucar.edu *Subject:* Re: [CF-metadata] Platform Heave My biggest concern is that the standard name definition makes it clear in some fashion or other that this is a measure of deviations from

Re: [CF-metadata] Platform Heave

23:18 To: cf-metadata@cgd.ucar.edu Subject: Re: [CF-metadata] Platform Heave My biggest concern is that the standard name definition makes it clear in some fashion or other that this is a measure of deviations from some lower frequency (or low-pass filtered) measure of vertical position.

Re: [CF-metadata] Platform Heave

> > -- > *From:* CF-metadata <cf-metadata-boun...@cgd.ucar.edu> on behalf of John > Helly <hel...@ucsd.edu> > *Sent:* 26 May 2018 04:48 > *To:* Jim Biard; cf-metadata@cgd.ucar.edu > *Subject:* Re: [CF-metadata] Platform Heave > > > Ca

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