AS 314
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Scutum |
| Right ascension | 18h 39m 26.10226s |
| Declination | −13° 50′ 47.1597″ |
| Apparent magnitude (V) | 9.85 |
| Characteristics | |
| Spectral type | Protoplanetary nebula |
| U−B color index | +0.12 |
| B−V color index | +0.89 |
| Variable type | α Cyg? |
| Astrometry | |
| Radial velocity (Rv) | −77±8 km/s |
| Proper motion (μ) | RA: −4.416 mas/yr Dec.: −6.241 mas/yr |
| Parallax (π) | 0.5853±0.0141 mas |
| Distance | 5,600 ± 100 ly (1,710 ± 40 pc) |
| Details | |
| Luminosity | 3,200 L☉ |
| Temperature | 10,200 K |
| Other designations | |
| V452 Sct, BD−13°5061, HIP 91477, 2MASS J18392610-1350470 | |
| Database references | |
| SIMBAD | data |
AS 314, also known as V452 Scuti, is a protoplanetary nebula once believed to be a white hypergiant star or luminous blue variable located in the constellation of Scutum. It has an apparent magnitude of 9.85 and can be seen with small telescopes.