[IGS-DCWG-163] Re: Rinex converted files not allowed in permanent repositories

Noll, Carey E. (GSFC-61A0) carey.e.noll at nasa.gov
Fri Jan 27 04:45:53 PST 2017


Hi Nacho,

I know that we had discussed this “quarantine” before but we have made no
provisions for this at CDDIS. I will have to speak to our operations staff
about how we can implement the checks into our QC procedure and then figure
out a place to put the files.

Best regards,
Carey.
-----
> On Jan 27, 2017, at 6:42 AM, Nacho Romero <nacho at canaryspaceconsulting.co.uk> wrote:
> 
> Dear all,
> 
> Please implement some check at your DC so that 'converted' Rinex 3 files 
> are not being published in public GNSS data repositories. These files 
> are generated by simply rewriting a Rinex 2 file into the Rinex 3 format 
> and making several assumptions. So far this affects Rinex 3 files that 
> contain the line;
> 
> DAEJ00KOR_R_20170260000_01D_30S_MO.rnx:*              WARNING - FORMAT 
> CONVERSION               *  COMMENT
> 
> 
>  from random checks at CDDIS I have only seen station DAEJ with this 
> problem so please remove all Rinex 3 files from DAEJ from your 
> repository soon as converted files are not real Rinex 3 files since the 
> measurement tracking mode cannot be recovered from the Rinex 2 data 
> files.  Rinex 2 files from DAEJ are of course perfectly fine.
> 
> Please let everyone know if implementation of this check should present 
> a problem at your DC. Thanks.
> 
> -- 
> Best regards,
> Nacho
> _______________________________________________________________
> 
> Ignacio (Nacho) Romero
> Aerospace Engineer, PhD
> CSC Ltd @ ESA/ESOC/OPS-GN
> Satellite Navigation Engineer @ ESOC Navigation Support Office
> IGS Infrastructure Committee Chair
> www.navigation-office.esa.int
> www.canaryspaceconsulting.co.uk
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-----
Ms. Carey Noll
Manager, Crustal Dynamics Data Information System (CDDIS)
Secretary, ILRS Central Bureau
Secretary, GGOS Bureau for Networks and Observations

NASA GSFC
Code 61A
Greenbelt, MD 20771
USA

E-mail:  Carey.Noll at nasa.gov
Voice: (301) 614-6542
Fax: (301) 614-6015
WWW:  http://cddis.gsfc.nasa.gov



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