WDS 18189-1348 HDS 2590 AB : NOTES
 
 
discov_num notes refcode
SNA 91 Aa,Ab: The A component is an O7V+O8V 912d SB (Sana et al. 2012) that Sna2012
we marginally resove with PIONIER at 6mas separation. Sna2014
 
 
REFERENCES
 
 
refcode metd author reference
Sna2012 not - Sana, H., de Mink, S.E., de Koter, A., et al. 2012Sci...337..444S
Sna2012 Science 337, 444, 2012
Sna2014 Kv j Sana, H., LeBouquin, J.-B., Lacour, S., Berger, J.-P., Duvert, G., Gauchet, L., 2014ApJS..215...15S
Sna2014 +A Norris, B., Olofsson, J., Pickel, D., Zins, G., Absil, O., de Koter, A.,
Sna2014 Kratter, K., Schnurr, O., & Zinnecker, H.
Sna2014 ApJS 215, 15, 2014
Sna2014 (NACO companions in Table 6 assumed physical if quoted probability of spurious
Sna2014 detection <10%, optical if >90%, otherwise indeterminate)
 
 
DISCOVERER
 
 
idgroup discov author
1 HDS Hipparcos Double Star (from additional DD list)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18189-1348 HDS2590 AB 1991 2 352 2.1 9.05 12.90 B3Ib 181856.19-134831.1
18189-1348 HDS2590 AB 2016 3 353 2.1 9.05 12.90 O8V N 181856.19-134831.1

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