WDS 20396+1555 HJ 1554 AC (Sualocin) : NOTES
 
 
discov_num notes refcode
WCK 2 Aa,Ab: alp Del = 9 Del = Sualocin. Spectroscopic binary now resolved by
interferometry.
Uniform disk diameter 0.407 +/- 0.022 mas,
Limb darkened diameter 0.420 +/- 0.022 mas,
Teff = 13300 +/- 1300 K based on LDD.
Radius is 3.02 +/- 0.19 \rsun. CIA2019a
Aa,Ab: Malkov et al. (2012) derive dynamical, photometric, and
spectroscopic masses 6.43 +/- 3.52, 4.55, and 2.82 Msun, respectively. Mlk2012
 
 
REFERENCES
 
 
refcode metd author reference
CIA2019a not j Gordon, K.D., Gies, D.R., Schaefer, G.H., Huber, D. & Ireland, M. 2019ApJ...873...91G
CIA2019a ApJ 869, 37, 2018
Mlk2012 not - Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. 2012A&A...546A..69M
Mlk2012 A&A 546, A69, 2012
 
 
DISCOVERER
 
 
idgroup discov author
1 BU Burnham, S.W. (BU 1 - 81)
179 HJ Herschel, J.F.W.
228 WCK Wickes, W.C. & Dicke, R.H.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20396+1555 HJ 1554 AC 2002 9 277 47.3 3.86 11.90 B9IV D 203938.25+155443.4
20396+1555 HJ 1554 AC 2008 10 277 47.8 3.86 11.90 B9IV D 203938.25+155443.4
20396+1555 HJ 1554 AC 2015 14 278 48.3 3.86 11.90 B9IV N 203938.25+155443.4
20396+1555 HJ 1554 AC 2017 15 277 48.4 3.86 11.90 B9IV N 203938.25+155443.4

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