LHS 475

LHS 475

Artist's impression of LHS 475 b and its host star
Observation data
Epoch J2000      Equinox J2000
Constellation Octans[1]
Right ascension 19h 20m 54.37612s[2]
Declination −82° 33′ 16.1679″[2]
Apparent magnitude (V) 12.69[3]
Characteristics
Evolutionary stage Main sequence
Spectral type M3.5V[4]
Apparent magnitude (V) 12.69±0.03[3]
Apparent magnitude (G) 11.413±0.003[2]
Apparent magnitude (J) 8.555±0.030[3]
Apparent magnitude (H) 8.004±0.038[3]
Apparent magnitude (K) 7.686±0.042[3]
Astrometry
Radial velocity (Rv)−10.59±0.24[2] km/s
Proper motion (μ) RA: +342.300 mas/yr[2]
Dec.: −1230.297 mas/yr[2]
Parallax (π)80.1134 ± 0.0206 mas[2]
Distance40.71 ± 0.01 ly
(12.482 ± 0.003 pc)
Details[3]
Mass0.274±0.015 M☉
Radius0.2789±0.0014[4] R☉
Luminosity (bolometric)0.00862±0.00039 L☉
Surface gravity (log g)4.964±0.046 cgs
Temperature3289±83 K
Rotation79.317 d
Other designations
GJ 4102, L 22-69, LFT 1458, LHS 475, LTT 7606, NLTT 47504, PM J19209-8233, TOI-910, TIC 369327947, 2MASS J19205439-8233170[5]
Database references
SIMBADdata

LHS 475 is a red dwarf star located 40.7 light-years (12.5 parsecs) away from the Solar System in the constellation of Octans. It hosts one known exoplanet.[6][7]

  1. ^ Cite error: The named reference constellation was invoked but never defined (see the help page).
  2. ^ a b c d e f Cite error: The named reference GaiaDR3 was invoked but never defined (see the help page).
  3. ^ a b c d e f Cite error: The named reference Ment2023 was invoked but never defined (see the help page).
  4. ^ a b Cite error: The named reference Lustig-Yaeger2023 was invoked but never defined (see the help page).
  5. ^ Cite error: The named reference SIMBAD was invoked but never defined (see the help page).
  6. ^ Cite error: The named reference NASA20230111 was invoked but never defined (see the help page).
  7. ^ Cite error: The named reference NBC-20230111 was invoked but never defined (see the help page).