V385 Andromedae
Star in the constellation Andromeda / From Wikipedia, the free encyclopedia
V385 Andromedae is a variable star in the constellation Andromeda, about 360 parsecs (1,200 ly) away. It is a red giant over a hundred times larger than the sun. It has an apparent magnitude around 6.4, just about visible to the naked eye in ideal conditions.
Quick Facts Observation data Epoch J2000 Equinox J2000, Constellation ...
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Andromeda |
Right ascension | 23h 24m 08.868s[1] |
Declination | +41° 36′ 46.35″[1] |
Apparent magnitude (V) | 6.413[2] |
Characteristics | |
Evolutionary stage | Red giant |
Spectral type | M0[3] |
B−V color index | +1.66[4] |
Variable type | LB[3][2] |
Astrometry | |
Proper motion (μ) | RA: -12.02 ± 0.31[1] mas/yr Dec.: 2.46 ± 0.29[1] mas/yr |
Parallax (π) | 2.7775 ± 0.1334 mas[5] |
Distance | 1,170 ± 60 ly (360 ± 20 pc) |
Details | |
Radius | 113[5] R☉ |
Luminosity | 1,843[5] L☉ |
Temperature | 3,563[5] K |
Other designations | |
Database references | |
SIMBAD | data |
Close
V385 Andromedae was identified as a long-period variable in 1999 from analysis of Hipparcos photometry.[6] It was classified as a slow irregular variable,[3] but analysis of its light curve identified a possible 36 day period.[2] It varies by about 0.1 magnitudes.[2][3]