Comments on FITS Standard 1.2

[Arnold Rots]

Patrick Wallace wrote:
> Kevid Reardon wrote:
> 
> > "Use of GPS time (19  s behind TAI) is deprecated"
> > ...why is it deprecated? For many amateurs or smaller observatories
> > this may be the easiest way to get an precise time measurement.
> 
> I think the deprecation refers to use of the timescale, not the method
> of getting the time.
> 
> Patrick Wallace

That is correct.  Most GPS applications and devices, I believe, will
convert the GPS time automatically to UTC, but internally the GPS
maintains its own time scale, different from everybody else's %-)

  - Arnold

> ____________________________________________________________________________
> Starlink Project Manager                        Internet:  ptw at star.rl.ac.uk
> Rutherford Appleton Laboratory                       Tel:    +44-1235-445372
> Chilton, Didcot, Oxon OX11 0QX, UK                   Fax:    +44-1235-446667
> ____________________________________________________________________________
> 
> 

--------------------------------------------------------------------------
Arnold H. Rots                                         AXAF Science Center
Smithsonian Astrophysical Observatory                tel:  +1 617 496 7701
60 Garden Street, MS 81                              fax:  +1 617 495 7356
Cambridge, MA 02138                             arots at head-cfa.harvard.edu
USA                                     http://hea-www.harvard.edu/~arots/
--------------------------------------------------------------------------