WDS 16256-2327 H 2 19 AB (Rho Oph) : NOTES
 
 
discov_num notes refcode
H 2 19 H II 19. rho Oph = 5 Oph. Spectrum of D: B3/4V. Based on the long term
double star measures, the Tycho-2 proper motion is not correct. The VlF2007
proper motion from the new Hipparcos reduction is given here.
 
 
REFERENCES
 
 
refcode metd author reference
VlF2007 - van Leeuwen, F. 2007A&A...474..653V
VlF2007 A&A 474, 653, 2007
 
 
DISCOVERER
 
 
idgroup discov author
1 BU Burnham, S.W. (BU 1 - 81)
179 KOU Kouwenhoven, M.B.N., Brown, A.G., Zinnecker, H., Kaper, L., & Portegies Zwart, S.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16256-2327 H 2 19 AB 2007 103 337 3.3 5.07 5.74 B2IV B2V NCD 162535.12-232649.6
16256-2327 H 2 19 AB 2009 104 334 3.3 5.07 5.74 B2IV B2V NCD 162535.12-232649.6
16256-2327 H 2 19 AB 2012 104 336 3.0 5.07 5.74 B2IV+B2V NCD 162535.12-232649.6
16256-2327 H 2 19 AB 2016 106 338 3.2 5.07 5.74 B2IV+B2V NC 162535.03-232647.0
16256-2327 H 2 19 AB 2017 108 334 3.0 5.07 5.74 B2IV+B2V NC 162535.03-232647.0
16256-2327 H 2 19 AB 2021 111 335 3.0 5.07 5.74 B2IV+B2V NO 162535.03-232647.0

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