HD 145377

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HD 145377
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
HIP 79346, SAO 184208, CD-26 11249, GSC 06801-00585, 2MASS J16113644-2704414, PPM 265238
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[edit]

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]

The HD 145377 planetary system[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[edit]

References[edit]

External links[edit]

Coordinates: Sky map 16h 11m 36.445s, −27° 04′ 41.42″