WDS 08579-4744 SNA 9 Aa,Ab : NOTES
 
 
discov_num notes refcode
SNA 9 Aa,Ab: The separation changed from 1.5 to 4.1 mas over 5.6 months,
indicating clear orbital motion. The system exhibits non-thermal X-ray
emission (Benaglia et al. 2001, A&A 535, A53), possibly due to
wind-wind collision in the binary system. 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
08579-4744 SNA 9 Aa,Ab 2014 6 254 0.0 6.30 7.40 O5I V K 085754.61-474415.7
08579-4744 SNA 9 Aa,Ab 2015 16 329 0.0 6.30 7.40 O5I NV K 085754.61-474415.7

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