WDS 17104-1544 BU 1118 AB (Sabik) : NOTES
 
 
discov_num notes refcode
BU 1118 eta Oph = 35 Oph = Sabik.
Smyth notes an additional wide companion (1833.61, 260.5deg, 269") Smy1844
Measure of 1989.388 made by MAPPIT. This measure had an identification Han1989
error, position error, or misprint in the publication, which has been
corrected. Measure of 1990.37 also made by MAPPIT. Rbt1991
Difficult a/e correlation, needs 20 more years of speckle observations Sod1999
Spectral types and masses of components assigned by ten Brummelaar TtB2000
et al.
AB: Malkov et al. (2012) derive dynamical, photometric, and
spectroscopic masses 7.05 +/- 0.51, 3.61, and 4.58 Msun, respectively. Mlk2012
 
 
REFERENCES
 
 
refcode metd author reference
Doc2007d orb - Docobo, J.A. & Ling, J.F. 2007AJ....133.1209D
Doc2007d AJ 133, 1209, 2007
Han1989 Sa j Haniff, C.A., Buscher, D.F., Christou, J.C., & Ridgway, S.T. 1989MNRAS.241P..51H
Han1989 MNRAS 241, 51P-56P, 1989
Mlk2012 not - Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. 2012A&A...546A..69M
Mlk2012 A&A 546, A69, 2012
Rbt1991 Sa - Robertson, J.G., Bedding, T.R., Marson, R.G., Gillingham, P.R., Frater, R.H., .
Rbt1991 O'Sullivan, J.D., & Norris, R.P.
Rbt1991 Proc. ASA, 9, 162-163, 1991
Smy1844 Ma - Smyth, W.H. 1844QB43.S66.......
Smy1844 Cycle of Celestial Objects 2, 1844
Sod1999 orb - Soderhjelm, S. 1999A&A...341..121S
Sod1999 A&A 341, 121, 1999
TtB2000 Ac j ten Brummelaar, T.A., Mason, B.D., McAlister, H.A., Roberts, L.C., Jr., 2000AJ....119.2403T
TtB2000 Turner, N.H., Hartkopf, W.I., & Bagnuolo, W.G., Jr.
TtB2000 AJ 119, 2403, 2000 (magnitude differences from Mt. Wilson AO)
 
 
DISCOVERER
 
 
idgroup discov author
1 BU Burnham, S.W. (BU 1 - 81)
179 DAL Daley, J.A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17104-1544 BU 1118 AB 2008 245 240 0.6 3.05 3.27 A1IV+A1IV NOD 171022.66-154330.5
17104-1544 BU 1118 AB 2009 257 235 0.6 3.05 3.27 A1IV+A1IV NOD 171022.66-154330.5
17104-1544 BU 1118 AB 2010 257 235 0.6 3.05 3.27 A1IV A1IV NO 171022.66-154330.5
17104-1544 BU 1118 AB 2014 222 232 0.6 3.05 3.27 A1IV A1IV NO 171022.66-154330.5
17104-1544 BU 1118 AB 2016 225 231 0.6 3.05 3.27 A1IV+A1IV NO 171022.66-154330.5
17104-1544 BU 1118 AB 2017 229 230 0.5 3.05 3.27 A1IV+A1IV NO 171022.66-154330.5
17104-1544 BU 1118 AB 2018 232 229 0.5 3.05 3.27 A1IV+A1IV NO 171022.66-154330.5
17104-1544 BU 1118 AB 2019 242 228 0.5 3.05 3.27 A1IV+A1IV NO 171022.66-154330.5
17104-1544 BU 1118 AB 2021 246 225 0.4 3.05 3.27 A1IV+A1IV NO 171022.66-154330.5

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