WDS 20307+3521 HU 760 BC : NOTES
 
 
discov_num notes refcode
HJ 1526 A,BC: SEI1143. Nsn2017d
 
 
REFERENCES
 
 
refcode metd author reference
Nsn2017d not - Nanson, J. ...................
Nsn2017d private communication, 2017
 
 
DISCOVERER
 
 
idgroup discov author
1 HJ Herschel, J.F.W.
50 HU Hussey, W.F.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20307+3521 HU 760 BC 1992 8 84 0.2 9.80 10.40 203041.05+352045.8
20307+3521 HU 760 BC 2010 9 72 0.3 9.80 10.40 N 203041.05+352045.8
20307+3521 HU 760 BC 2012 10 67 0.3 9.80 10.40 N 203041.05+352045.8

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