33 Pegasi

Coordinates: Sky map 22h 23m 39.564s, +20° 50′ 53.62″
Source: Wikipedia, the free encyclopedia.
33 Pegasi
Observation data
Epoch J2000      Equinox J2000
Constellation Pegasus
Right ascension 22h 23m 39.565s[1]
Declination 20° 50′ 53.84″[1]
Apparent magnitude (V) 6.203[2] (6.391 + 9.287)[3]
Characteristics
Spectral type F7 V[4]
B−V color index 0.518±0.004[5]
Distance
109.4 ± 0.2 ly
(33.54 ± 0.05 pc)
Absolute magnitude (MV)3.55[2]
Details
33 Peg A
Gyr
33 Peg B
Mass0.80[6] M☉
HR 8532, SAO 90462[10]
Database references
SIMBADdata

33 Pegasi is the

″,[1] which is equivalent to a distance of 109 ly (33 pc) from the Sun. It is drifting further away with a radial velocity of 24 km/s.[2]

The primary component of this system is a

F-type star.[11]

A faint, magnitude 9.3 companion star is located at an angular separation of 0.420 

projected separation of 15.6 AU[6] with an orbital period of about 250 years.[12]

References

  1. ^
    doi:10.1051/0004-6361/202039657e). Gaia EDR3 record for this source at VizieR
    .
  2. ^
    S2CID 11027621
    .
  3. ^
    Bibcode:2000A&A...356..141F
    .
  4. ^
    doi:10.1086/110956
    .
  5. S2CID 119257644
    .
  6. ^
    S2CID 1615080
    .
  7. ^
    doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR
    .
  8. doi:10.1086/423194
    .
  9. ^
    S2CID 56118016
    .
  10. ^ "* 33 Peg". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2013-12-31.
  11. Commonwealth Scientific and Industrial Research Organisation, December 21, 2004, archived from the original
    on March 18, 2012, retrieved 2012-01-16.
  12. S2CID 56066740
    , 87.
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