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Re: Double precision data into caldat [message #91883 is a reply to message #91879]

Tue, 08 September 2015 13:54

Lajos Foldy
Messages: 176
Registered: December 2011

Senior Member

On Tuesday, September 8, 2015 at 9:37:25 PM UTC+2, Larry H. wrote:

> As far as I know, all of those input values are the same.

False.

IDL> print, format='(F20.10)', 2456658.56250000D
2456658.5625000000
IDL> print, format='(F20.10)', 2456658.56250000
2456658.5000000000
IDL> print, format='(F20.10)', double(2456658.56250000)
2456658.5000000000

(2456658.5625000000 is a float, with ~7 digits precision.)

regards,
Lajos

> Thanks!
>
>
>
> PS Why on earth does IDL use month, day, year rather than year, month, day in both caldat and julday??

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[Message index]

		Double precision data into caldat By: laura.hike on Tue, 08 September 2015 12:37
		Re: Double precision data into caldat By: David Fanning on Tue, 08 September 2015 13:01
		Re: Double precision data into caldat By: laura.hike on Tue, 08 September 2015 13:38
		Re: Double precision data into caldat By: laura.hike on Tue, 08 September 2015 13:43
		Re: Double precision data into caldat By: Jim Pendleton on Tue, 08 September 2015 14:18
		Re: Double precision data into caldat By: Lajos Foldy on Tue, 08 September 2015 13:54
		Re: Double precision data into caldat By: Paul Van Delst[1] on Tue, 08 September 2015 13:58
		Re: Double precision data into caldat By: laura.hike on Tue, 08 September 2015 15:22
		Re: Double precision data into caldat By: David Fanning on Tue, 08 September 2015 15:43

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