[daip] UTC for VLBA data?
Leonia Kogan
lkogan at nrao.edu
Wed Aug 4 13:27:40 EDT 2010
Hello,
I created the EOPS option in CLCOR. This option was created especially
for the time intervals when UTC-UT1 was not calculated correctly by the
VLBA correlator. Vivek Dhawan may give you a better answer on your
question about the times.
Leonid Kogan
Bill Peterson wrote:
> Hello,
>
> Is VLBA data by default timestamped in UTC? As I understand it, VLBAEOPS
> (or CLCOR run with the EOPS parameter) will perform corrections for
> errors in UTC-UT1, but I assume that the corrections are estimated by
> the VLBA correlator, as are the Earth Orientation Parameters.
>
> Further, was there a period of time during which the corrections for
> UTC-UT1 might not be calculated correctly for some archive data
> (specifically data from November 1995)?
>
> Thanks!
>
> Bill Peterson
>
>
>
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