WDS 19561+1442 BPM 1839 : NOTES
 
 
discov_num notes refcode
BPM1839 [PM2000] 2087654 + [PM2000] 2086919. Gvr2010
 
 
REFERENCES
 
 
refcode metd author reference
Gvr2010 Pa - Gavras, P. Sinachopoulos, D., Le Campion, J.F., & Cucourant, C. 2010A&A...521A 4G
Gvr2010 +T A&A 521, A4, 2010
Gvr2010 (Note: mean measures from AC2000.2, CdC2000, USNO-A2.0, Yellow Sky, and M2000
Gvr2010 catalogs, spanning years ~1900-2000)
 
 
DISCOVERER
 
 
idgroup discov author
1 BPM Bordeaux PM2000 catalogue (main catalog: separation < 2')
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19561+1442 BPM1839 1998 2 241 81.1 13.95 15.08 NV 195604.41+144211.3
19561+1442 BPM1839 2001 3 241 81.2 13.95 15.08 NV 195604.41+144211.3
19561+1442 BPM1839 2010 4 241 81.3 13.95 14.83 NV 195604.41+144211.3
19561+1442 BPM1839 2015 5 240 81.1 13.95 14.83 NV 195604.41+144211.3

If you need more information about this double, apply for a data request form to the WDS.