WDS 20413+1327 BPM 2228 BC : NOTES
 
 
discov_num notes refcode
BPM2227 AB: [PM2000] 2370282 + [PM2000] 2370311. Gvr2010
BPM2228 BC: [PM2000] 2370311 + [PM2000] 2370671. 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
20413+1327 BPM2228 BC 1997 2 141 118.0 14.35 15.61 NV 204117.18+132620.8
20413+1327 BPM2228 BC 2001 3 141 118.1 14.35 15.61 NV 204117.18+132620.8
20413+1327 BPM2228 BC 2015 4 141 118.1 14.08 15.61 NV 204117.18+132620.8

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