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Re: julday() and fractional days [message #56629 is a reply to message #56448]

Thu, 01 November 2007 07:39

Craig Markwardt
Messages: 1869
Registered: November 1996

Senior Member

Bob Crawford <Snowman42@gmail.com> writes:
> Perhaps I'm missing something but why would one expect a JULDAY
> function that is passing hour, minute and second data to also accept
> fractional days?
>
> I can understand that if you did: print,julday(12,31.2,2005) one might
> expect the fractional days to be handled, but not when the smaller
> time units are explicitedly present.
>
> What would the correct output of, say,
> print,julday(12,31.2,2005,6,0,0) be?

I don't know, but because of IDL JULDAY()'s insane behavior, I can
tell you that it would be different than,

print,julday(12,31.2,2005) + 0.25

Craig

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Craig B. Markwardt, Ph.D. EMAIL: craigmnet@REMOVEcow.physics.wisc.edu
Astrophysics, IDL, Finance, Derivatives | Remove "net" for better response
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[Message index]

		Re: julday() and fractional days By: Bob[3] on Wed, 31 October 2007 09:16
		Re: julday() and fractional days By: Craig Markwardt on Wed, 31 October 2007 08:49
		Re: julday() and fractional days By: ben.bighair on Tue, 30 October 2007 19:20
		Re: julday() and fractional days By: Craig Markwardt on Thu, 01 November 2007 07:39

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