WDS 19418+1409 BPMA 139 AC : NOTES
 
 
discov_num notes refcode
BPMA138 AB: [PM2000] 1923536 + [PM2000] 1923988. Gvr2010
BPMA139 AC: [PM2000] 1923536 + [PM2000] 1922370. Gvr2010
BPMA140 BC: [PM2000] 1923988 + [PM2000] 1922370. 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
19418+1409 BPMA139 AC 1997 2 327 145.9 14.11 15.46 NV 194146.07+140843.2
19418+1409 BPMA139 AC 2001 3 327 145.8 14.11 15.46 NV 194146.07+140843.2
19418+1409 BPMA139 AC 2015 4 327 145.8 13.83 15.46 NV 194146.07+140843.2

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