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Rapid-Service-Mail No.89

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Date:2015-06-19 10:57:57
Sender:Toshimichi Otsubo <t.otsubo@r.hit-u.ac.jp>
Subject:[RapidServiceMail] No.89: Re: (HITU) 100 metre bias in San Fernando (7824) data
Content:Dear Dr Pazos

Thank you for the reply. Good to hear such a quick recovery. I confirm that
your ranging data has come back to normal in our quality check analyses.

Best Regards,
Toshi
-----
Toshimichi Otsubo


2015-06-19 19:52 GMT+09:00 Antonio Pazos :
> Dear Toshi and colleagues,
>
> This large bias is not a constant for all satellites tracked and it was due to
> a failure of the external frequency reference for the interval counter, and
> therefore it used the internal one with a high drift.
>
> So, San Fernando SRL data between 21h UTC 17/06/2015 to 04h UTC 18/06/2015
> are not valid.
>
> This problem has already been solved.
>
> Thank you for your notice.
>
> My best regards.
>
> On Jueves 18 Junio 2015 11:48:59 Toshimichi Otsubo escribió:
>> Dear Dr Pazos and Dr Catalan, San Fernando SLR Station
>> (cc: RapidServiceMail)
>>
>> There seems a large bias (~ -100 metre) in San Fernando SLR data
>> obtained yesterday and today (17-18 June). It´s not just a constant
>> offset bias as the time bias values suggest.
>>
>> Please visit:
>> http://geo.science.hit-u.ac.jp/slr/bias/ (Go to the latest report)
>> and check your system please.
>>
>> Can you give me a quick reply? Thank you.
>>
>> Best Regards,
>> Toshi
>> ------
>> Toshimichi Otsubo
>> Hitotsubashi University
>> Web http://geo.science.hit-u.ac.jp/ Tel & Fax +81-42-580-8968
>
> --
> ==========================================
> Dr. CF. Antonio A. Pazos García
> Jefe de la Sección de Geofísica/Head of the Geophysical Department
> Real Instituto y Observatorio de la Armada
> C/ Cecilio Pujazón s/n
> 11.100 San Fernando (SPAIN)
> Phone: +34 956 59 92 85
> Fax: +34 956 59 93 66

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