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Rapid-Service-Mail No.59

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Date:2014-01-15 07:55:16
Sender:Toshimichi Otsubo <t.otsubo@r.hit-u.ac.jp>
Subject:[RapidServiceMail] No.59: Re: (HITU) -450 ms time bias in Grasse data
Content:Clement, Thank you. Sorry, it was 450 microsec, not millisec. Toshi
2014/01/15 16:48 ”Clément Courde” :

> Dear Toshi,
>
> Thanks for your analysis.
>
> We had a power supply problem in our TF lab sunday evening (01/12).
>
> We have implemented a GPS clock yesterday evening and we have measured a
> shift of 400 µs between our TF-PPS and GPS-PPS.
>
> All the data between January 12th 0h TU and January 14th 17H TU are biased
> and can be deleted.
>
> We use now temporarily the GPS clock signals.
>
> Best regards.
>
> Clément & Jean-Marie
>
>
>
> Toshimichi Otsubo a écrit :
>
>> Dear Jean-Marie and Clement (cc: RapidServiceMail)
>>
>> Our quality-check analysis has detected a series of large time biases
>> up to -450 ms, in ranging data obtained yesterday (14 Jan) at Grasse.
>>
>> Please have a look at:
>>
>> http://geo.science.hit-u.ac.jp/slr/bias/ (Go to the latest report)
>>
>> and check your system. Can you give me a quick reply, thanks?
>>
>> Best Regards,
>> Toshi
>> -----
>> Toshimichi Otsubo
>> Hitotsubashi University
>> Web http://geo.science.hit-u.ac.jp/ Tel & Fax +81-42-580-8968
>>
>>
>
> --
> ****************************************************
> Clément Courde
> UMR GeoAzur, Equipe ASTRO-GEO
>
> Observatoire de la Côte d´Azur, Plateau de Calern
> 2130 Route de l´Observatoire
> 06460 Caussols
>
> Phone : +33 (0)4 93 40 54 12
> Phone2 : +33 (0)4 83 61 85 47
> Fax: +33 (0)4 93 09 26 14
> E-mail : clement.courde@oca.eu
> ****************************************************
>

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