IRC −10414
Star in the constellation Scutum / From Wikipedia, the free encyclopedia
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IRC −10414 (RAFGL 2139) is a red supergiant and runaway star in the constellation Scutum, a rare case of a red supergiant with a bow shock.
Quick Facts Observation data Epoch J2000 Equinox J2000, Constellation ...
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Scutum |
Right ascension | 18h 23m 17.90s[1] |
Declination | −13° 42′ 47.3″[1] |
Apparent magnitude (V) | 12.0[2] |
Characteristics | |
Evolutionary stage | Red supergiant[3] |
Spectral type | M7 I–M8[4] |
Variable type | SR[5] |
Astrometry | |
Radial velocity (Rv) | 28.6[1] km/s |
Proper motion (μ) | RA: 5.4[1] mas/yr Dec.: 1.6[1] mas/yr |
Parallax (π) | 1.0192 ± 0.1979 mas[6] |
Distance | 2,000[3] pc |
Details | |
Radius | 1,200[1] R☉ |
Luminosity | 160,000[1] L☉ |
Surface gravity (log g) | −0.075[1] cgs |
Temperature | 3,110[4] - 3,300[1] K |
Age | 6 - 10[1] Myr |
Other designations | |
Database references | |
SIMBAD | data |
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