simpos - Man Page

Find position of a named object in the sky


simpos [options] [object name]


simpos is a utility for finding the coordinates of any named object in the sky using the SIMBAD name resolver at either the CDS in Strasbourg or the ADS in Cambridge, MA.  It can search SIMBAD, Vizier, and/or NED (NASA Extragalactic Database) in any order.


object name

Name of object for which to find coordinates.


File with one object name per line.


Print all information that is returned

-b <RA> <Dec>

Output B1950 (FK4) coordinates instead of default J2000 (FK5)


Use the CDS server in Strasbourg, France rather than the default server at the Astrophysical Data System in Cambridge, Massachusetts, USA.


Output RA and Dec in degrees instead of hh:mm:ss dd:mm:ss


Output ecliptic coordinates


Output galactic coordinates


Print object ID(s) returned


Find coordinates using NED


Find coordinates using SIMBAD


Print output as tab-separated table


Verbose listing of results of search


Find coordinates in the Vizier catalogs

See Also


Web Page


Jessica Mink, SAO (


WCSTools 14 May 2015