HD 155035
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Ara |
| Right ascension | 17h 11m 38.68606s |
| Declination | –48° 52′ 24.2049″ |
| Apparent magnitude (V) | 5.92 |
| Characteristics | |
| Spectral type | M1.5 III |
| B−V color index | +1.82 |
| Variable type | LB |
| Astrometry | |
| Proper motion (μ) | RA: 7.600 mas/yr Dec.: –6.378 mas/yr |
| Parallax (π) | 2.2444±0.0772 mas |
| Distance | 1,450 ± 50 ly (450 ± 20 pc) |
| Details | |
| Mass | 4.07 M☉ |
| Radius | 172 R☉ |
| Luminosity | 3,454 L☉ |
| Temperature | 3,675 K |
| Other designations | |
| V854 Arae, CD–48 11492, HD 155035, HIP 84105, HR 6374, SAO 227699, V854 Ara | |
| Database references | |
| SIMBAD | data |
HD 155035 is a star in the constellation Ara, the Altar. It is located at a distance of approximately 1,450 light-years (450 parsecs) from Earth and has an apparent visual magnitude of 5.92, making it is faintly visible to the naked eye. This is a red giant star with a stellar classification of M1.5 III.
The Hipparcos data revealed that HD 155035 is a variable star. It was given its variable star designation, V854 Arae, in 1999. It's an irregular variable that changes brightness over an amplitude range of 0.12 magnitudes.