HD 143361
Star in the constellation Norma / From Wikipedia, the free encyclopedia
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HD 143361 is a star in the southern constellation Norma. With an apparent visual magnitude of 9.20,[2] this star is too dim to be seen with the naked eye. It is close enough to the Earth that its distance can be determined using parallax measurements, yielding a value of 224 light-years (69 parsecs).[1]
Quick Facts Observation data Epoch J2000 Equinox J2000, Constellation ...
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Norma |
Right ascension | 16h 01m 50.34828s[1] |
Declination | −44° 26′ 04.3434″[1] |
Apparent magnitude (V) | 9.20[2] |
Characteristics | |
Spectral type | G6 V[3] |
Apparent magnitude (B) | ~9.93[4] |
Apparent magnitude (V) | ~9.16[4] |
Apparent magnitude (J) | 7.905 ± 0.026[5] |
Apparent magnitude (H) | 7.572 ± 0.038[5] |
Apparent magnitude (K) | 7.488 ±0.018[5] |
B−V color index | 0.773[2] |
Astrometry | |
Radial velocity (Rv) | −0.56±0.16[1] km/s |
Proper motion (μ) | RA: −156.561 mas/yr[1] Dec.: −120.231 mas/yr[1] |
Parallax (π) | 14.5456 ± 0.0202 mas[1] |
Distance | 224.2 ± 0.3 ly (68.75 ± 0.10 pc) |
Details | |
Mass | 0.93[6] M☉ |
Temperature | 5,420[7] K |
Metallicity [Fe/H] | 0.06[2] dex |
Age | 8.1[7] Gyr |
Other designations | |
Database references | |
SIMBAD | data |
Close
This is a G-type main sequence star with a stellar classification of G6 V.[3] It has around 95% of the Sun's mass and is around 8.1[7] billion years old.