HD 145377
From Infogalactic: the planetary knowledge core
| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Scorpius |
| Right ascension | 16h 11m 36.445s[1] |
| Declination | −27° 04′ 41.43″[1] |
| Apparent magnitude (V) | 8.13 |
| Characteristics | |
| Spectral type | G3V[2] |
| Apparent magnitude (B) | ~8.71[2] |
| Apparent magnitude (J) | 7.014 ±0.018[2] |
| Apparent magnitude (H) | 6.797 ±0.040[2] |
| Apparent magnitude (K) | 6.706 ±0.018[2] |
| Astrometry | |
| Radial velocity (Rv) | 11.1 ± 0.2 km/s |
| Proper motion (μ) | RA: 20.23 ± 1.14[1] mas/yr Dec.: 13.61 ± 0.66[1] mas/yr |
| Parallax (π) | 18.17 ± 0.94[1] mas |
| Distance | 180 ± 9 ly (55 ± 3 pc) |
| Details | |
| Mass | 1.12 ± 0.03 M☉ |
| Radius | 1.14 R☉ |
| Temperature | 6046 ± 15 K |
| Metallicity [Fe/H] | 0.12 ± 0.01 dex |
| Age | 1.3 ± 1 Gyr |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Exoplanet Archive | data |
| Extrasolar Planets Encyclopaedia |
data |
HD 145377 is a G type star that is a little hotter and a little larger than the Sun. It is located in the southern constellation Scorpius. It is an 8th-magnitude star at a distance of about 180 light years from Earth.[1][2]
Planetary system
In October 2008 an extrasolar planet, HD 145377 b, was reported to be orbiting this star. This object was detected using the radial velocity method by search programs conducted using the HARPS spectrograph.[3]
| Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | ≥5.76 ± 0.1 MJ | 0.45 ± 0.004 | 103.95 ± 0.13 | 0.307 ± 0.017 | — | — |
See also
References
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Coordinates: 
16h 11m 36.445s, −27° 04′ 41.42″
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