Re: [Talk-us] Sevier Lake Anomaly

2011-02-17 Thread Phil! Gold
* Val Kartchner val...@gmail.com [2011-02-16 20:13 -0700]: What I'm asking about is this anomaly in the area of Sevier Lake: http://www.openstreetmap.org/?lat=39.0035lon=-113.0895zoom=14layers=C;. What is up with this sudden change in terrain? The OpenCycleMap elevation data comes from the

Re: [Talk-us] Sevier Lake Anomaly

2011-02-17 Thread Toby Murray
On Thu, Feb 17, 2011 at 7:57 AM, Phil! Gold phi...@pobox.com wrote: The OpenCycleMap elevation data comes from the SRTM dataset, which was obtained by taking stereoscopic images from the Space Shuttle. I thought the R stood for Radar, not steReoscopic? But yes, SRTM data is known for being

Re: [Talk-us] Sevier Lake Anomaly

2011-02-17 Thread Brad Neuhauser
You're both right :) Check it out Toby: http://www2.jpl.nasa.gov/srtm/instr.htm On Thu, Feb 17, 2011 at 9:27 AM, Toby Murray toby.mur...@gmail.com wrote: On Thu, Feb 17, 2011 at 7:57 AM, Phil! Gold phi...@pobox.com wrote: The OpenCycleMap elevation data comes from the SRTM dataset, which

Re: [Talk-us] USGS National Hydrography Dataset

2011-02-17 Thread Val Kartchner
On Thu, 2011-02-17 at 08:57 -0500, Phil! Gold wrote: (TopOSM also shows a lot of intermittent streams from the USGS National Hydrography Dataset.) Can we get this USGS dataset loaded? It would be more accurate than tracing from satellite images, and much quicker too. - Val -

Re: [Talk-us] USGS National Hydrography Dataset

2011-02-17 Thread Toby Murray
On Fri, Feb 18, 2011 at 12:09 AM, Val Kartchner val...@gmail.com wrote: On Thu, 2011-02-17 at 08:57 -0500, Phil! Gold wrote: (TopOSM also shows a lot of intermittent streams from the USGS National Hydrography Dataset.) Can we get this USGS dataset loaded?  It would be more accurate than