Longitudes

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>>Unfortunately conventions vary between programs.
>>The STSPLUS way is most common (West negative)
>>The sign agrees with the UTC offset

There is a recommendation of the International Astronomical Union:
Longitudes from 0 to 360 deg. EAST

Who uses it? Almost nobody...
I do.

My pleasure, avec plaisir,  Alphonse URL:http://users.skynet.be/alphonse/
To be on my list: Send "subscribe alphonse" to listbot@interlink-bbs.com
Current coord.: Wepion (Belgium)            +50d25m27s 4d51m42s East
Ce qui rend un programme efficace: La bonne volonte de l'utilisateur.

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