IRC −10414
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Scutum |
| Right ascension | 18h 23m 17.90s |
| Declination | −13° 42′ 47.3″ |
| Apparent magnitude (V) | 12.0 |
| Characteristics | |
| Evolutionary stage | Red supergiant |
| Spectral type | M7 I–M8 |
| Variable type | SR |
| Astrometry | |
| Radial velocity (Rv) | 28.6 km/s |
| Proper motion (μ) | RA: 5.4 mas/yr Dec.: 1.6 mas/yr |
| Parallax (π) | 0.497±0.038 mas |
| Distance | 6,600 ± 500 ly (2,000 ± 200 pc) |
| Details | |
| Radius | 1,200 R☉ |
| Luminosity | 160,000 L☉ |
| Surface gravity (log g) | −0.075 cgs |
| Temperature | 3,110 - 3,300 K |
| Age | 6 - 10 Myr |
| Other designations | |
| IRC −10414, RAFGL 2139, IRAS 18204−1344 | |
| Database references | |
| SIMBAD | data |
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.