Dictionary of Nomenclature of Celestial Objects
(Last update: 10-Apr-2024)

Result of query: info cati SPM4.0$

Details on Acronym:   SPM4.0
   SPM4.0 (Southern Proper Motion, 4.0) Write:<<SPM4.0 FFFNNNNNNN>> N: 103319647 Object:* + G  (SIMBAD class: Unknown = Object of Unknown Nature) Note:Yale-San Juan Southern Proper Motion catalogue, version 4.0
The SPM4 Catalog contains absolute proper motions, celestial coordinates, and B,V photometry for 103,319,647 stars and galaxies between the South Celestial Pole and -20 degrees declination.
In the format the 3 first digits stand for the SPM field number, the rightmost 7 digits are the running line number from that field's input master list. Ref:=2011AJ....142...15G byGIRARD T.M. , VAN ALTENA W.F., ZACHARIAS N., VIEIRA K., CASETTI-DINESCU D.I., CASTILLO D., HERRERA D., SUN LEE Y., BEERS T.C., MONET D.G., LOPEZ C.E. Astron. J., 142, 15 (2011) The Southern Proper Motion program. IV. The SPM4 catalog. ospm4: <SPM4.0 FFFNNNNNNN> N=103319647. =E=Catalogue in electronic form as I/320 Originof the Acronym: A = Assigned by the author(s)