HD 155035
From Infogalactic: the planetary knowledge core
| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Ara |
| Right ascension | 17h 11m 38.68225s[1] |
| Declination | –48° 52′ 24.2305″[1] |
| Apparent magnitude (V) | 5.92[2] |
| Characteristics | |
| Spectral type | M1.5 III[3] |
| U−B color index | +1.85[4] |
| B−V color index | +1.82[2] |
| Variable type | LB[5] |
| Astrometry | |
| Proper motion (μ) | RA: 8.42[1] mas/yr Dec.: –3.71[1] mas/yr |
| Parallax (π) | 2.93 ± 0.43[1] mas |
| Distance | approx. 1,100 ly (approx. 340 pc) |
| Other designations | |
HD 155035 is the Henry Draper Catalogue designation for a star in the constellation Ara, the Altar. It is located at a distance of approximately 1,100 light-years (340 parsecs)[1] from Earth and has an apparent visual magnitude of 5.92,[2] making it is faintly visible to the naked eye. This is a red giant star with a stellar classification of M1.5 III.[3] It an irregular variable that changes brightness over an amplitude range of 0.12 magnitudes.[6]
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