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APASS Download Coordinate Equinox

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jmgoldba's picture
jmgoldba
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Joined: 2013-11-17

Hi, I wanted to confirm that the RA & DEC provided in the download spreadsheet are J2000. Thanks,

Yes, I confirm that the
r.furgoni's picture
r.furgoni
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Joined: 2011-10-26

Yes, I confirm that the equinox is J2000. However, in 99% of cases all the "modern" catalogs use this equinox.

APASS equinox
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HQA
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Joined: 2010-05-10

For confirmation:  the coordinates are J2000.  Typically, the coordinate accuracy is about 0.25arcsec.

Arne

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