EOT + Longitude Correction Table

2004-07-08 Thread John Carmichael
eat huh! For my sundial customers, I usually build the longitude correction directly into my sundial faces so the customer doesn't have to do the longitude correction, just the EOT correction. This combined EOT+Longitude Correction Table is very useful if you have an antique pre-timezone s

Re: EOT + Longitude Correction Table

2004-07-08 Thread Richard Langley
gt;For my sundial customers, I usually build the longitude correction directly >into my sundial faces so the customer doesn't have to do the longitude >correction, just the EOT correction. This combined EOT+Longitude Correction >Table is very useful if you have an antique pre-tim

Re: EOT + Longitude Correction Table

2004-07-08 Thread John Carmichael
table. On second thought, this might be a bad idea because the time correction would be an hour off for a few days of some years! - Original Message - From: "John Carmichael" <[EMAIL PROTECTED]> To: "Sundial List" Sent: Thursday, July 08, 2004 9:44 AM Subje

Re: EOT + Longitude Correction Table

2004-07-08 Thread John Carmichael
me ccing this letter to the Sundial List.  - Original Message - From: [EMAIL PROTECTED] To: John Carmichael Sent: Thursday, July 08, 2004 10:09 AM Subject: Re: EOT + Longitude Correction Table John, I understand what you are saying about a graph that combines

Re: EOT + Longitude Correction Table

2004-07-09 Thread Roger W. Sinnott
All, I realize this is not the question John Carmichael originally asked, but I decided to find out how much the Equation of Time varies over several years on the SAME month and day. I used Jean Meeus's Astronomical Algorithms, chapter 27 (actually, the method is attributed to W. M. Smart) and

Re: EOT + Longitude Correction Table

2004-07-22 Thread Frans W. Maes
, Frans Maes 53.1 N, 6.5 E www.fransmaes.nl/sundials/ - Original Message - From: "John Carmichael" <[EMAIL PROTECTED]> To: "Sundial List" Sent: Thursday, July 08, 2004 6:44 PM Subject: EOT + Longitude Correction Table > Hello All, > > Some of you wrote