WDS 20045+1638 BPM 1972 AB : NOTES
 
 
discov_num notes refcode
BPM1972 AB: [PM2000] 2159565 + [PM2000] 2159415. Gvr2010
BPM1973 AC: [PM2000] 2159565 + [PM2000] 2159146. Gvr2010
BPM1974 AD: [PM2000] 2159565 + [PM2000] 2158789. 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
20045+1638 BPM1972 AB 2000 2 206 37.4 15.08 15.74 NV 200427.13+163810.9
20045+1638 BPM1972 AB 2001 3 206 37.3 15.08 15.74 NV 200427.13+163810.9
20045+1638 BPM1972 AB 2015 4 207 37.7 15.08 15.74 NU 200427.13+163810.9

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