WDS 20423+4549 CTT 15 BD : NOTES
 
 
discov_num notes refcode
STT 411 AB: Optical pair, based on study of relative motion of the components
using the method of apparent motion parameters. Kiy2008
 
 
REFERENCES
 
 
refcode metd author reference
Kiy2008 - Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S. 2008SvAL...32..405K
Kiy2008 SvAL 34, 405, 2008
 
 
DISCOVERER
 
 
idgroup discov author
1 BKO Ladanyi, T. & Berko, E.
32 CTT Courtot, J.-F.
77 STT Struve, O.
114 WAL Wallenquist, A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20423+4549 CTT 15 BD 2008 7 178 86.7 10.58 10.40 D 204219.66+454953.1
20423+4549 CTT 15 BD 2015 9 178 86.6 10.58 10.60 N 204219.66+454953.1

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