HD 61563

HD 61563

HD 61563 is the brightest star to the left (east) of Procyon.
Observation data
Epoch       Equinox
Constellation Canis Minor
Right ascension +07h 40m 06.9950s[1]
Declination +05° 13′ 52.243″[1]
Apparent magnitude (V) 6.02[2] (6.33 + 6.96)[3]
Characteristics
Spectral type A0IV + A0IV[4]
Astrometry
A
Radial velocity (Rv)17[2] km/s
Proper motion (μ) RA: −2.026[1] mas/yr
Dec.: −18.518[1] mas/yr
Parallax (π)4.8912 ± 0.1480 mas[1]
Distance670 ± 20 ly
(204 ± 6 pc)
Orbit[5]
Period (P)1,516 yr
Semi-major axis (a)2.792″
Eccentricity (e)0.917
Inclination (i)67.3°
Details
A
Radius5.9[6] R☉
Luminosity72[6] L☉
Surface gravity (log g)4.08[7] cgs
Temperature9,517[7] K
Other designations
BD+05°1742, HD 61563, HR 2950, SAO 115773, WDS J07401+0514[8]
Database references
SIMBADdata
A
B

HD 61563 is a binary star in the constellation of Canis Minor consisting of two A-type stars with both spectral types A0IV, and the combined apparent magnitude is 6.02, barely visible to the naked eye.

References

  1. ^ a b c d e Vallenari, A.; et al. (Gaia collaboration) (2023). "Gaia Data Release 3. Summary of the content and survey properties". Astronomy and Astrophysics. 674: A1. arXiv:2208.00211. Bibcode:2023A&A...674A...1G. doi:10.1051/0004-6361/202243940. S2CID 244398875. Gaia DR3 record for this source at VizieR.
  2. ^ a b Hoffleit, D.; Warren, W. H. (1995). "VizieR Online Data Catalog: Bright Star Catalogue, 5th Revised Ed. (Hoffleit+, 1991)". VizieR On-line Data Catalog: V/50. Originally Published in: 1964BS....C......0H. 5050. Bibcode:1995yCat.5050....0H.
  3. ^ Kharchenko, N. V. (2001). "All-sky compiled catalogue of 2.5 million stars". Kinematika I Fizika Nebesnykh Tel. 17 (5): 409. Bibcode:2001KFNT...17..409K.
  4. ^ Abt, Helmut A.; Morrell, Nidia I. (1995). "The Relation between Rotational Velocities and Spectral Peculiarities among A-Type Stars". Astrophysical Journal Supplement. 99: 135. Bibcode:1995ApJS...99..135A. doi:10.1086/192182.
  5. ^ Izmailov, I. S. (2019). "The Orbits of 451 Wide Visual Double Stars". Astronomy Letters. 45 (1): 30. Bibcode:2019AstL...45...30I. doi:10.1134/S106377371901002X. S2CID 149618866.
  6. ^ a b Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR.
  7. ^ a b Stassun, Keivan G.; et al. (September 2018). "The TESS Input Catalog and Candidate Target List". The Astronomical Journal. 156 (3): 102. arXiv:1706.00495. Bibcode:2018AJ....156..102S. doi:10.3847/1538-3881/aad050. ISSN 0004-6256.
  8. ^ "HD 61563". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2022-10-03.


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