HD 61563

Last updated
HD 61563
Protsion HIP-37279.jpg
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]
Distance 670 ± 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
Radius 5.9 [6]   R
Luminosity 72 [6]   L
Surface gravity (log g)4.08 [7]   cgs
Temperature 9,517 [7]   K
Other designations
BD+05°1742, HD  61563, HR  2950, SAO  115773, WDS J07401+0514 [8]
Database references
SIMBAD data
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.

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References

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  2. 1 2 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.
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  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. 1 2 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. 1 2 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.