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Re: Nautical Almanac Sun Altitude Correction Question
From: Trevor Kenchington
Date: 2005 Jan 25, 12:24 -0400
From: Trevor Kenchington
Date: 2005 Jan 25, 12:24 -0400
Jeff, Have a look in the list archives for April 20, 2004. A notice was posted explaining that the refraction values had been recalculated, with effect from the 2004 almanac. Trevor Kenchington You wrote: > I was surprised to see that the summed altitude > correction (Refr/SD/HP) table for the Sun differs > between the 2003 and 2005 editions of the Nautical > Almanac (I don't have a 2004). > > I assumed this table would be the same from year to > year, but it was pointed out to me that the "bracket" > values around the correction values do indeed differ. > Of course this was pointed out by a student right > after I voiced my assumption to the class... > > Your wizardly discussion is appreciated. > > -Jeff -- Trevor J. Kenchington PhD Gadus@iStar.ca Gadus Associates, Office(902) 889-9250 R.R.#1, Musquodoboit Harbour, Fax (902) 889-9251 Nova Scotia B0J 2L0, CANADA Home (902) 889-3555 Science Serving the Fisheries http://home.istar.ca/~gadus