15 Andromedae
From Infogalactic: the planetary knowledge core
Observation data Epoch J2000.0 Equinox J2000.0 |
|
---|---|
Constellation | Andromeda |
Right ascension | 23h 34m 37.54s[1] |
Declination | +40° 14′ 11.2″[1] |
Apparent magnitude (V) | 5.59 |
Characteristics | |
Spectral type | A1 III[2] |
U−B color index | 0.08 |
B−V color index | 0.1 |
Variable type | Delta Scuti variable[citation needed] |
Astrometry | |
Radial velocity (Rv) | 13 km/s |
Proper motion (μ) | RA: -17.74 ± 0.17[1] mas/yr Dec.: -46.69 ± 0.15[1] mas/yr |
Parallax (π) | 12.45 ± 0.26[1] mas |
Distance | 262 ± 5 ly (80 ± 2 pc) |
Absolute magnitude (MV) | 5.5[citation needed] |
Details | |
Mass | 2.7[2] M☉ |
Luminosity | 27[2] L☉ |
Temperature | 9,225[2] K |
Age | 130[2] Myr |
Other designations | |
Database references | |
SIMBAD | data |
15 Andromedae (abbreviated 15 And) is a star in the constellation Andromeda. 15 Andromedae is the Flamsteed designation. Its apparent magnitude is 5.55. Its estimated distance from the Earth is 233.47 light years.
This system has an excess emission of infrared radiation that suggests the presence of an orbiting disk of dust at a distance of around 50 AU from the host star.[2]
References
External links
Coordinates: 23h 34m 37.5s, 40° 14′ 11″
<templatestyles src="Asbox/styles.css"></templatestyles>