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

News & Updates

May, 2000 - USNO-A2.0 installed

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. : (ądd 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: