[Difx-users] GSFC website down

Walter Brisken wbrisken at nrao.edu
Wed Feb 13 08:06:16 EST 2019


Hi Luis,

With David's help I have been keeping an accessible copy of the current 
EOP files at ftp.lbo.us in /pub/staff/wbrisken/EOP .

I hope this helps,

 	Walter

On Wed, 13 Feb 2019, Luis Henry Quiroga Nuñez wrote:

> Dear David,
>
> Following the discussion below about the accessibility to the EOP files. I was wondering if there is a server that we could access to get such files. I am some VLBA data from 2015-2017 and I need such files. Or could you please provide me with the files in order to proceed with the analysis?
> I appreciate your help in this matter,
> Regards,
>
> ##########################################################################
> Luis Henry Quiroga Nuñez     			PhD. Candidate Leiden Observatory-JIVE
>
> quiroganunez at strw.leidenuniv.nl     	  Web: http://www.strw.leidenuniv.nl/~quiroganunez
> Leiden Observatory-Leiden University      Phone  :  +31-(0)-71-527-8134
> Niels Bohrweg 2                             		  Fax       :  +31-(0)-71-527-5819
> NL-2333CA, Leiden,                   		  Mobile  :  +31-(0)-6-36495789
> The Netherlands
>
>                                      Also affiliated with
>                                      Joint Institute for VLBI ERIC,
>                                      nunez at jive.eu
>
>
>
>
> Difx users,
>
> There is a transition occurring at GSFC. Access to the
> https://gemini.gsfc.nasa.gov <https://gemini.gsfc.nasa.gov/> URL is being shut down. I
> just got back from travel and this is happening a bit
> earlier than I expected. All of our web pages and data
> files that have previously been available at
> https://gemini.gsfc.nasa.gov <https://gemini.gsfc.nasa.gov/> will be copied daily to
> a computer that will be accessible from outside of GSFC.
>
> The EOP files should be available at
> https://vlbi.gsfc.nasa.gov/services/apriori <https://vlbi.gsfc.nasa.gov/services/apriori>
> when the transition is completed. I believe our systems
> administrator is out with the flu though, so it may be
> a few days.
>
> I am now producing two versions of the EOP file:
>
> usno_finals.erp - the full version, ~39 years of
> daily EOP's.
>
> usno500_finals.erp - a shortened version, just the last
> 500 EOP points. It goes from around a year ago
> to a few months into the future. I recommend most
> users should start using this file, unless you are
> correlating something more than a year old. It is
> also small enough to be Emailed to the difx group
> whereas the full file is too big. I am attaching
> today's version.
>
> The EOP files get generated at ~4:30 AM Eastern
> time, and they will be copied to the external
> machine at ~5:00 AM Eastern time. This translates
> to 10:00 UTC during Eastern Standard Time, and
> 09:00 UTC during Eastern Daylight Time (which
> starts March 11 here).
>
> There may be other files that some of you have
> been downloading that we are not aware of. If so,
> let me know. And feel free to forward this to
> others who may not be on the difx mailing list.
>
> Best Regards,
> David
>
>

-- 
-------------------------
Walter Brisken
NRAO
Deputy Assistant Director for VLBA Development
(575)-835-7133 (office)
(505)-234-5912 (cell)


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