WDS 16549-4031 SNA 57 (HD 152405) : NOTES
 
 
discov_num notes refcode
HD 152405 NGC 6231 #326. Raboud (1996 A&A 315, 384) finds the star to be a
radial velocity variable. Msn1998a
SNA 57 SB with orbital period 25.5d (Sota et al. 2014, ApJS 211, 10). While
we are lacking PIONIER measurements, NACO/SAM resolved a third
companion at 54mas. Sna2014
 
 
REFERENCES
 
 
refcode metd author reference
Msn1998a Sc j Mason, B.D., Gies, D.R., Hartkopf, W.I., Bagnuolo, Jr., W.G., 1998AJ....115..821M
Msn1998a ten Brummelaar, T.A., & McAlister, H.A.
Msn1998a AJ 115, 821, 1998
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)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16549-4031 SNA 57 2012 1 115 0.1 6.80 11.20 O9.7II NV K 165455.37-403129.4

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