9 Aurigae
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Auriga |
| Right ascension | 05h 06m 40.6307s |
| Declination | +51° 35′ 51.793″ |
| Apparent magnitude (V) | 4.98 |
| Characteristics | |
| Spectral type | F0V |
| U−B color index | -0.1 |
| B−V color index | 0.33 |
| R−I color index | 0.2 |
| Variable type | Gamma Doradus variable |
| Astrometry | |
| Radial velocity (Rv) | -5.4 km/s |
| Proper motion (μ) | RA: -29.31 mas/yr Dec.: -173.95 mas/yr |
| Parallax (π) | 38.14 ± 0.79 mas |
| Distance | 86 ± 2 ly (26.2 ± 0.5 pc) |
| Absolute magnitude (MV) | 5.28 |
| Details | |
| Mass | 1,7 M☉ |
| Radius | 1,4 R☉ |
| Luminosity | 6 L☉ |
| Temperature | 6,000–7,500 K |
| Rotation | 14 km/s 0,013879734 Year |
| Orbit | |
| Companion | CCDM 05067+5136 B |
| Semi-major axis (a) | 5,2" |
| Inclination (i) | 82° |
| Orbit | |
| Companion | CCDM 05067+5136 C |
| Semi-major axis (a) | 90.1" |
| Inclination (i) | 61° |
| Orbit | |
| Companion | CCDM 05067+5136 D |
| Semi-major axis (a) | 47" |
| Inclination (i) | 123° |
| Orbit | |
| Companion | CCDM 05067+5136 E |
| Semi-major axis (a) | 131,6" |
| Inclination (i) | 348° |
| Other designations | |
V398 Aurigae, JP11 972, TD1 3940, GJ 9174, LSPM J0506+5135, TYC 3357-2332-1, ADS 3675, GJ 187.2, 2MASS J05064067+5135519, UBV 4871, AG+51° 459, GSC 03357-02332, PLX 1137, USNO-B1.0 1415-00153328, ASCC 245210, HD 32537, PPM Star Catalogue 29613, uvby98 100032537, BD+51° 1024, HIC 23783, ROT 714, YPAC 366, CCDM J05067+5136, HIP 23783, 1RXS J050639.1+513607, YZ 51 2081, CSI+51 1024 1, HR 1637, SAO 25019, AAVSO 0458+51, GC 6219, IDS 04588+5128, SBC7 204, GCRV 3015, IRAS 05027+5131. | |
| Database references | |
| SIMBAD | data |
| Data sources: | |
| Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) | |
| Database references | |
| SIMBAD | data |
9 Aurigae or V398 Aurigae is a star in the constellation Auriga. Its apparent magnitude is 4.98.
Components
| NAME | Right ascension | Declination | Apparent magnitude (V) | Spectral type | Database references |
|---|---|---|---|---|---|
| GJ 9174 B | 05h 06m 41.4s | +51° 36' 03 | 12.2 | Simbad | |
| GJ 9174 C | 05h 06m 49.191s | +51° 36' 35.28 | 9.43 | Simbad |
References
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