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[UDUNITS #UVU-592022]: information

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  • Subject: [UDUNITS #UVU-592022]: information
  • Date: Wed, 07 Apr 2010 14:14:07 -0600
Cristina,

I merged this new support-ticket with the previous, related one.

Are you satisfied with my previous reply?  I don't know what more I can say.

> Dear Support,
> I've just contact you....but I still need your help!
> I work in a oceanographic group (CNR - ROME) and I'm involved in
> MYOCEAN project. As Leader of the Ocean Color Work group, we are
> trying to harmonize all Ocean color data produced by 5 different
> production centers. We must produce data in netcdf format, compliant
> with CF convention.
> 
> In the CF convention you can read:
> "the value of the units attribute is a string that can be recognized by
> UNIDATA"s Udunits package [UDUNITS]".
> 
> So.....concerning chlorophyll most of our partner are currently
> using "mg m-3". AS WE NEED TO BE COMPLIANT WITH CF SPECIFICATION, SO
> WE MUST BE SURE TO USE A UNITS RECOGNIZE BY UDUNIT.....
> 
> If you use udunits2 you can find what follows:
> 
> udunits2: Using default XML database
> You have: 1mg
> You want: kg
> 1 mg = 1e-06 kg
> x/kg = 1e-06*(x/mg)
> You have: milligrams
> You want: kg
> 1 milligrams = 1e-06 kg
> x/kg = 1e-06*(x/milligrams)
> You have: microkg
> You want: kg
> 1 microkg = 1e-06 kg
> x/kg = 1e-06*(x/microkg)
> 
> So....from these results It seems that we can use all of the above
> units (mg, milligrams, microkg) to express "milligramms"
> 
> In a previous email you suggested me not to use "microkg" and to use
> "milligram"......but.....WHAT ABOUT "mg"? IT is wildspread used as it
> is shorter than "milligram" ,our partners are asking me to use "mg"
> AND....IT SEEMS THAT udunits2 RECOGNIZES IT....
> 
> THANKS IN ADVANCED
> 
> CRISTINA TRONCONI
> 
> 
> -------------------------------------------------------------------
> Cristina Tronconi
> Istituto di Scienze dell'Atmosfera e del Clima - sezione di Roma
> Consiglio Nazionale delle Ricerche
> Via Fosso del Cavaliere 100
> 00133 Roma, Italy
> Tel:      +39  06  49934342
> cell:     '39 349 1242954
> Fax:      +39  06  20660291
> e-mail:   address@hidden


Regards,
Steve Emmerson

Ticket Details
===================
Ticket ID: UVU-592022
Department: Support UDUNITS
Priority: Normal
Status: Closed