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Re: Error in Nautical Almanac Polaris SHA Feb-June?
From: Pierre Boucher
Date: 2004 Apr 17, 10:47 -0400
From: Pierre Boucher
Date: 2004 Apr 17, 10:47 -0400
>Jim Thompson wrote wrote:
>>I am writing up my (finally successful) Polaris sight for my course -- the
>>final course element short of the sitdown exam next week. I have to show
>>the position of Polaris on the time diagram. For that I need the SHA of
>>Polaris. The 2004 Nautical Almanc gives the SHA of Polaris (Ursae Minoris)
>>as 320 degrees and 68.6-84.6 minutes. Surely this is a rare printing error,
>>since the minutes portion cannot exceed 60'?
>
>No error there Jim!
>
>? 320d is valid for the complete line (Ursa minoris/Polaris) for pages 273
>and 274
>? when the value for the minutes (for the month) exceed 60.0' as for april
>2004 (79.1' or 1d 19.1') that means that the SHA Polaris for april 2004 is
>321d 19.1'
>
>Pierre Boucher
79.1' is for March Jim not April... sorry!
SHA Polaris for April 2004 would be 321d 24.6'
Pierre Boucher
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