[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[Support #VBC-749529]: May I ask some Quikscat TDF file questions?

Hi Chang,

We are curious why you sent your inquiry to Unidata User Support when you
got the data from SeaSpace, Inc?  Shouldn't you be contacting SeaSpace
directly?

re:
> We are from Taiwan, centeral weather bureau.
> We have got the Quikscat tdf files from seaspace site.
> Those name are like q1.20070813.0741 nad q1.west.20070914.0551 two different
> data.
> from q1.20070813.0741 file
>
> We use expasc command  to survey its variable  (latitude longitude
> wind_direction wind_speed )
> and  use contents comand to understand variables properities,
> but compares those information, we are confused at these data.  Could you
> help me answer the following questions?
> 
> First    longitude values are  between 0  and 360 by using expasc command,
> according to contents command its scale will be 0.01 and offset will be
> 180,  how to distinguish east and west longitude.
> 
> Second   wind_direction values are 0~180 and 0~-180by using expasc command,
> according to contents command it should be from 0  to 359.99 degree,  how to
> define  the exact wind_direction values?
> 
> Third  Rain-flag -MUDH , what does this variable mean?  that means the
> realiability, right?
> the bigger valus, the more realiable.
> 
> Fourth  how to use q1.west.20070914.0551 file, it will give us some
> information?
> 
> sincerely keng-luu
> 

Cheers,

Tom
****************************************************************************
Unidata User Support                                    UCAR Unidata Program
(303) 497-8642                                                 P.O. Box 3000
address@hidden                                   Boulder, CO 80307
----------------------------------------------------------------------------
Unidata HomePage                       http://www.unidata.ucar.edu
****************************************************************************


Ticket Details
===================
Ticket ID: VBC-749529
Department: Support
Priority: Normal
Status: Closed