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ESO/ST-ECF USNO-A2.0 Catalogue Server



Description
The Online USNO-A2.0 Catalogue Server at the ESO/ST-ECF Archive provides access to the all-sky catalogue from the set of ten CD-ROMs produced by the US Naval Observatory within the Precise Measurement Machine Project
Query Form

To retrieve a list of objects from the USNO-A2.0 enter a position in the R.A. and Dec. fields (J2000) OR an astronomical object name in the Object Name field.

Coordinates: R.A. : (hh mm ss) Dec. : (±dd mm ss)
Object Name: will be resolved by Simbad.
Search radius: Maximum distance from center (arcmin)
Magnitude Limits: Bright Limit Faint Limit limits apply to r-mag or same as sort field below
Output format:
Sort Output
No. of output objects:
 
 

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