WDS 18490-0828 HDS 2666 Aa,Ab : NOTES
 
 
discov_num notes refcode
STF2388 C component is of spectral type K0:III AbH2000
 
 
REFERENCES
 
 
refcode metd author reference
AbH2000 C u Abt, H.A. & Corbally, C.J. 2000ApJ...541..841A
AbH2000 ApJ 541, 841, 2000
AbH2000 (Multi-epoch astrometry, photometry, and spectroscopy to determine
AbH2000 optical/physical nature of members of possible Trapezium systems)
 
 
DISCOVERER
 
 
idgroup discov author
1 HDS Hipparcos Double Star (from additional DD list)
1 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
18490-0828 HDS2666 Aa,Ab 1991 1 265 0.2 8.08 9.59 B2V 184859.03-082731.2
18490-0828 HDS2666 Aa,Ab 2013 2 258 0.2 8.08 9.59 B2V N 184859.03-082731.2
18490-0828 HDS2666 Aa,Ab 2017 3 257 0.2 8.08 9.59 B2V N 184859.03-082731.2

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