HD 203842

HD 203842 is a F-type star in the constellation of Equuleus. Based on its parallax, it is located about 340 light years (105 parsecs) away.

HD 203842
Observation data
Epoch J2000      Equinox J2000
Constellation Equuleus
Right ascension 21h 24m 24.52s
Declination 10° 10 27.1
Apparent magnitude (V) 6.33
Characteristics
Spectral type F5III
B−V color index 0.47[1]
Variable type None
Astrometry
Radial velocity (Rv)-21.80 ± 3.60[1] km/s
Proper motion (μ) RA: 70.67 ± 0.55[1] mas/yr
Dec.: 20.40 ± 0.44[1] mas/yr
Parallax (π)8.80 ± 0.54[1] mas
Distance344 ly
(105.5[2] pc)
Absolute magnitude (MV)1.21
Details
Mass0.96[2] M
Radius3.5[2] R
Luminosity21[2] L
Temperature6500[2] K
Metallicity [Fe/H]0.32 ± 0.06[1] dex
Age2.5 Gyr
Other designations
HR 8191, HIP 105695, SAO 126774, BD+09° 4800
Database references
SIMBADdata

Properties

HD 203842's iron abundance is 208.9% of the Sun's.

References

  1. "HR 8191, a white giant star in Equuleus", Ashland Astronomy Studio, archived from the original on 2013-02-26, retrieved 2012-08-21
  2. "HIP 105695", Wolfram Alpha, retrieved 2012-08-21


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