WDS 18039-2422 SNA 78 (9 Sgr) : NOTES
 
 
discov_num notes refcode
SNA 78 9 Sgr. The primary is an emmission-line star. PIONIER clearly resolves
the long-period SB2 discussed by Rauw et al. (2012, A&A 542, A95) at a
separation of ~5mas. Sna2014
 
 
REFERENCES
 
 
refcode metd author reference
LeB2017 orb j Le Bouquin, J.-B., Sana, H., Gosset, E., De Becker, M., Duvert, G., Absil, O., 2017A&A...601A...34
LeB2017 +Kv Anthonioz, F., Berger, J.-P., Ertel, S., Grellmann, R., Guieu, S., Kervella, P.,
LeB2017 Rabus, M., & Willson, M.
LeB2017 A&A 601, A34, 2017
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
18039-2422 SNA 78 2013 1 242 0.0 6.30 6.80 O4V V K 180352.44-242138.6
18039-2422 SNA 78 2016 19 68 0.0 6.30 6.80 O4V NV K 180352.44-242138.6
18039-2422 SNA 78 2017 24 69 0.0 6.30 6.80 O4V NV K 180352.44-242138.6

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