HD 61563
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| 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 | |
| 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.
References
[edit]- ^ 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.
- ^ 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.
- ^ 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.
- ^ 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.
- ^ 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.
- ^ 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.
- ^ 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.
- ^ "HD 61563". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2022-10-03.
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