A visual band light curve for V905 Scorpii. The red points are from Sterken et al. (1997),[1] and the blue points are ASAS data.[2] | |
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Scorpius |
Right ascension | 17h 41m 59.025s[3] |
Declination | −33° 30′ 13.71″[3] |
Apparent magnitude (V) | 6.66[4] (6.3–6.9[5]) |
Characteristics | |
Spectral type | LBV |
U−B color index | +0.30[4] |
B−V color index | +1.21[4] |
Variable type | LBV[5] |
Astrometry | |
Radial velocity (Rv) | −35[6] km/s |
Proper motion (μ) | RA: −1.75[3] mas/yr Dec.: −1.49[3] mas/yr |
Parallax (π) | 0.54 ± 0.54 mas[3] |
Distance | 2,500[7] pc |
Absolute magnitude (MV) | −8.9[8] |
Details | |
Mass | 13[8] M☉ |
Radius | 150–330[5] R☉ |
Luminosity | 290,000[7] L☉ |
Surface gravity (log g) | 0.55[8] cgs |
Temperature | 8,000–12,000[5] K |
Rotational velocity (v sin i) | 45[5] km/s |
Other designations | |
Database references | |
SIMBAD | data |
HD 160529 (V905 Scorpii) is a luminous blue variable (LBV) star located in the constellation of Scorpius. With an apparent magnitude of around +6.8 cannot be seen with the naked eye except under very favourable conditions, but it is easy to see with binoculars or amateur telescopes.
Sterken
was invoked but never defined (see the help page).ASASServer
was invoked but never defined (see the help page).stahl2003
was invoked but never defined (see the help page).sterken1991
was invoked but never defined (see the help page).