PPMX query

PPM-Extended (PPMX) is a catalogue of 18 088 919 stars on the ICRS system containing astrometric and photometric information. Its limiting magnitude is about 15.2 in the GSC photometric system.
Coordinates (as h m s, d m s or decimal degrees), or SIMBAD-resolvable object
Search radius in arcminutes
Main value of declination
Total proper motion
Position angle of total proper motion
calculated Ru magnitude from source
B magnitude in Johnson system
V magnitude in Johnson system
number of observations in LSQ fit
Name (IAU convention HHMMSS.s+DDMMSS), p or f appended to desambiguate
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Limit to items.

The Data Center is currently running in emergency mode after our database server failed catastrophically (see our blog for infos and updates).

This means, in particular, that services built on top of large tables may currently be broken. Since our replacement server is much slower than our usual machine, restoring them will take quite some time.

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