Astronomy:HD 61563

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Short description: Binary star in the constellation of Canis Minor
HD 61563
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HD 61563 is the brightest star to the left (east) of Procyon in this image.
Observation data
{{#ifeq:|J2000.0 (ICRS)|Epoch J2000.0      Equinox J2000.0 (ICRS)| Epoch       [[Astronomy:Equinox (celestial coordinates)|Equinox }}
Constellation Canis Minor[1]
A
Right ascension  +07h 40m 06.9950s[2]
Declination +05° 13′ 52.243″[2]
Apparent magnitude (V) 6.33[3]
B
Right ascension  +07h 40m 07.0011s[4]
Declination +05° 13′ 51.355″[4]
Apparent magnitude (V) 6.96[3]
Characteristics
Spectral type A0IV + A0IV[5]
Astrometry
A
Radial velocity (Rv)17[6] km/s
Proper motion (μ) RA: −2.026[2] mas/yr
Dec.: −18.518[2] mas/yr
Parallax (π)4.8912 ± 0.1480[2] mas
Distance670 ± 20 ly
(204 ± 6 pc)
B
Proper motion (μ) RA: −3.162[4] mas/yr
Dec.: −16.548[4] mas/yr
Parallax (π)2.3276 ± 0.3673[4] mas
Distanceapprox. 1,400 ly
(approx. 430 pc)
Orbit[7]
Period (P)1,516 yr
Semi-major axis (a)2.792″
Eccentricity (e)0.917
Inclination (i)67.3°
Details
A
Radius5.9[8] R☉
Luminosity72[8] L☉
Temperature10,100[9] K
B
Mass2.4[10] M☉
Radius2.4[10] R☉
Luminosity41[10] L☉
Surface gravity (log g)4.08[10] cgs
Temperature9,517[10] K
Other designations
BD+05°1742, HD 61563, HR 2950, SAO 115773, WDS J07401+0514[11]
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.[6]

References

  1. ↑ Roman, Nancy G. (1987). "Identification of a constellation from a position". Publications of the Astronomical Society of the Pacific 99 (617): 695. doi:10.1086/132034. Bibcode: 1987PASP...99..695R  Constellation record for this object at VizieR.
  2. ↑ 2.0 2.1 2.2 2.3 2.4 Vallenari, A. et al. (2022). "Gaia Data Release 3. Summary of the content and survey properties". Astronomy & Astrophysics. doi:10.1051/0004-6361/202243940  Gaia DR3 record for this source at VizieR.
  3. ↑ 3.0 3.1 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. ↑ 4.0 4.1 4.2 4.3 4.4 Brown, A. G. A. (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics 616: A1. doi:10.1051/0004-6361/201833051. Bibcode: 2018A&A...616A...1G.  Gaia DR2 record for this source at VizieR.
  5. ↑ Abt, Helmut A.; Morrell, Nidia I. (1995). "The Relation between Rotational Velocities and Spectral Peculiarities among A-Type Stars". Astrophysical Journal Supplement 99: 135. doi:10.1086/192182. Bibcode: 1995ApJS...99..135A. 
  6. ↑ 6.0 6.1 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. 
  7. ↑ Izmailov, I. S. (2019). "The Orbits of 451 Wide Visual Double Stars". Astronomy Letters 45 (1): 30. doi:10.1134/S106377371901002X. Bibcode: 2019AstL...45...30I. 
  8. ↑ 8.0 8.1 Brown, A. G. A. (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics 616: A1. doi:10.1051/0004-6361/201833051. Bibcode: 2018A&A...616A...1G.  Gaia DR2 record for this source at VizieR.
  9. ↑ Høg, E.; Fabricius, C.; Makarov, V. V.; Urban, S.; Corbin, T.; Wycoff, G.; Bastian, U.; Schwekendiek, P. et al. (2000). "The Tycho-2 catalogue of the 2.5 million brightest stars". Astronomy and Astrophysics 355. Bibcode: 2000A&A...355L..27H. 
  10. ↑ 10.0 10.1 10.2 10.3 10.4 Stassun, Keivan G. et al. (September 2018). "The TESS Input Catalog and Candidate Target List". The Astronomical Journal 156 (3): 102. doi:10.3847/1538-3881/aad050. ISSN 0004-6256. Bibcode: 2018AJ....156..102S. 
  11. ↑ "HD 61563". SIMBAD. Centre de données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HD+61563. 




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