20 Aquarii

Source: Wikipedia, the free encyclopedia.
20 Aquarii
Observation data
Epoch J2000      Equinox J2000
Constellation Aquarius
Right ascension 21h 24m 51.67515s[1]
Declination −03° 23′ 54.0858″[1]
Apparent magnitude (V) 6.38[2]
Characteristics
Spectral type F0 V[3] or F0 III[4]
B−V color index 0.334±0.002[2]
Distance
213 ± 1 ly
(65.2 ± 0.3 pc)
Absolute magnitude (MV)2.37[2]
Details
Myr
HR 8192, SAO 145376[8]
Database references
SIMBADdata

20 Aquarii, abbreviated 20 Aqr, is a

light years away but is moving closer to the Earth with a heliocentric radial velocity of −23 km/s.[5] The star is predicted to come to within 110 light-years in around 1.9 million years.[2]

This is an

Sun's luminosity from its photosphere at an effective temperature of about 7,314 K.[6]

References

  1. ^
    doi:10.1051/0004-6361/201833051
    .
  2. ^
    S2CID 119257644
    .
  3. ^
    Bibcode:1999MSS...C05....0H
    .
  4. ^
    doi:10.1086/129562
    .
  5. ^
    S2CID 119231169
    .
  6. ^
    S2CID 33401607
    .
  7. ^
    S2CID 14070763
    .
  8. ^ "20 Aqr". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved October 23, 2018.
  9. doi:10.1051/0004-6361/200810788
    .
  10. doi:10.1093/mnras/sts318
    .
Retrieved from "https://en.wikipedia.org/w/index.php?title=20_Aquarii&oldid=1122544285"