Re: calculate the mean(middle) of points with the format dd:mm:ss.x

Dear Eduardo
Thank you very much for your help.I made it using --OUTPUT_DEGREE_FORMAT=ddd:mm:ss.x in stead of   --FORMAT_GEO_OUT='+ddd:mm:ss.x'
because I use ver.4 GMT.
regards,
takaya
> Date: Tue, 10 Dec 2013 01:21:41 -0300
> From: [email protected]
> Subject: Re: [GMT-HELP] calculate the mean(middle) of points with the format dd:mm:ss.x
> To: [email protected]
> 
> Hi Takaya,
> 
> put your values in a 1-column data file, and then:
> 
> gmtmath -fg -S -T your_file MEAN = --FORMAT_GEO_OUT='+ddd:mm:ss.x'
> 
> BTW, If you someday read gmtmath man page, there is an example of this  
> kind of calculation using MODE instead of MEAN.
> 
> Eduardo.-
> 
> 
> Quoting Namba Takaya <[email protected]>:
> 
> > Dear Sir
> > I would like to calculate the mean(middle) of points such as polygon  
> >  with the format dd:mm:ss.x by GMT command.
> > For example, this is data of longitudes as below and I wish to   
> > calculate the mean of all the longitudes by GMT.
> > 04:14:36.004:23:33.604:34:52.504:14:27.004:14:10.5...............
> > regards,
> > takaya
> 
> 
> 
> -- 
> Eduardo A. Suarez
> Facultad de Ciencias Astronómicas y Geofísicas - UNLP
> FCAG: (0221)-4236593 int. 172/Cel: (0221)-15-4557542/Casa: (0221)-4526589
> 
> 
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