WDS 21105+2227 STF 2769 AB (HD 201671) : NOTES
 
 
discov_num notes refcode
STF2769 B is BD+21@4485.
One component is a spectroscopic binary.
SHY 793 BC: HIP 104536 + HIP 102981.
STF2769 H N 8. MEv2010
 
 
REFERENCES
 
 
refcode metd author reference
MEv2010 - MacEvoy, B. ...................
MEv2010 private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
 
 
DISCOVERER
 
 
idgroup discov author
1 FYM Fay, M.
28 SHY Shaya, E.J. & Olling, R.
30 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21105+2227 STF2769 AB 2009 73 300 18.0 6.65 7.42 A1V N D 211032.07+222716.7
21105+2227 STF2769 AB 2011 74 299 18.1 6.65 7.42 A1V N D 211032.07+222716.7
21105+2227 STF2769 AB 2013 78 299 18.1 6.65 7.42 A1V N D 211032.07+222716.7
21105+2227 STF2769 AB 2014 79 299 18.1 6.65 7.42 A1V N D 211032.07+222716.7
21105+2227 STF2769 AB 2015 80 299 18.1 6.65 7.42 A1V N 211032.07+222716.7
21105+2227 STF2769 AB 2016 102 300 18.3 6.65 7.42 A1V N 211032.07+222716.7
21105+2227 STF2769 AB 2017 104 300 18.2 6.65 7.42 A1V N 211032.07+222716.7
21105+2227 STF2769 AB 2018 106 300 18.2 6.65 7.42 A1V N 211032.07+222716.7
21105+2227 STF2769 AB 2019 108 299 18.8 6.65 7.42 A1V N 211032.07+222716.7
21105+2227 STF2769 AB 2020 109 301 18.1 6.65 7.42 A1V N 211032.07+222716.7

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