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Re: NCEP Reanalysis Temperature Data Problem [message #56505 is a reply to message #56492] Thu, 25 October 2007 11:23 Go to previous messageGo to previous message
R.G.Stockwell is currently offline  R.G.Stockwell
Messages: 163
Registered: October 2004
Senior Member
"David Fanning" <david@dfanning.com> wrote in message
news:MPG.218a87139cfe6277989ced@news.frii.com...
> R.G. Stockwell writes:
>
>> print, 17067072d/24/365
>>
>> 1948.2959
>>
>> print, 17590104d/24/365
>>
>> 2008.0027
>>
>> (i'd guess number of hours since 1/1/1 0:0:0 or something)
>
> Ahhhh. Still a strange unit, como no?
>
> And do we add or subtract the month Julius
> Ceasar declared didn't exist to get the final
> value? :-(

hour = 17067072d

day = hour/24

julday = julday(1,1,1,0,0,0)+day


CALDAT, julday, Month , Day , Year , Hour , Minute , Second

print, Month , Day , Year , Hour , Minute , Second

>
1 1 1948 0 0 4.0233135e-005





Seems bang on.



Cheers,

bob
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