discov_num | notes | refcode |
BLM 5 | Aa,Ab: gam 1 Sgr. A is the Cepheid W Sgr, spectrum also variable. | |
It is a long-period spectroscopic binary and speckle/occultation pair | ||
1976.477: This measurement resolves the variable star. | BLM1978 | |
Masses are 5.8 and 2.2 Msun. Estimated period = 173y, a = 63au = 0.15". | Evs2013 |
refcode | metd | author | reference |
BLM1978 | S j | Morgan, B.L., Beddoes, D.R., Scaddan, R.J. & Dainty, J.C. | 1978MNRAS.183..701M |
BLM1978 | MNRAS 183, 701, 1978 | ||
Evs2013 | Hp j | Evans, N.R., Bond, H.E., Schaefer, G.H., Mason, B.D., Karovska, M., & Tingle, E. | 2013AJ....146...93E |
Evs2013 | +X | AJ 146, 93, 2013 |
idgroup | discov | author |
1 | SEE | See, T.J.J. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
18050-2935 | SEE 346 | AC | 1998 | 3 | 105 | 41.1 | 4.78 | 13.50 | D | 180501.22-293448.3 | |
18050-2935 | SEE 346 | AC | 1999 | 4 | 106 | 41.4 | 4.78 | 13.50 | N D | 180501.22-293448.3 |