Draft:HD 77361
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| Observation data Epoch J2000.0[1] Equinox J2000.0[1] | |
|---|---|
| Constellation | Pyxis |
| Right ascension | 09h 01m 11.41956s |
| Declination | −26° 39′ 49.3773″ |
| Apparent magnitude (V) | 6.187 |
| Characteristics | |
| Evolutionary stage | Red-giant branch star |
| Spectral type | K1IIICNII |
| U−B color index | 1.138[2][3] |
| B−V color index | 1.165[3] |
| J−H color index | 0.690[4] |
| J−K color index | 0.749[4] |
| Astrometry | |
| Radial velocity (Rv) | −23.17±0.12[5] km/s |
| Proper motion (μ) | RA: 25.441[1] mas/yr Dec.: −53.283[1] mas/yr |
| Parallax (π) | 7.5091 ± 0.0242 mas[1] |
| Distance | 434 ± 1 ly (133.2 ± 0.4 pc) |
| Details[6] | |
| Mass | 1.78 M☉ |
| Luminosity | 74.1+3.5 −3.3 L☉ |
| Temperature | 4600±90 K |
| Other designations | |
| Database references | |
| SIMBAD | data |
References
[edit]- ^ a b c d Brown, A. G. A.; et al. (Gaia collaboration) (2021). "Gaia Early Data Release 3: Summary of the contents and survey properties". Astronomy & Astrophysics. 649: A1. arXiv:2012.01533. Bibcode:2021A&A...649A...1G. doi:10.1051/0004-6361/202039657. S2CID 227254300. (Erratum: doi:10.1051/0004-6361/202039657e). Gaia EDR3 record for this source at VizieR.
- ^ Lyubimkov, L. S.; Kaminsky, B. M.; Metlov, V. G.; Pavlenko, Ya. V.; Poklad, D. B.; Rachkovskaya, T. M. (2015). "The cool giant HD 77361—a super Li-rich star". Astronomy Letters. 41 (12): 809–823. doi:10.1134/S1063773715120075. ISSN 1063-7737.
- ^ a b Høg, E.; et al. (February 2000). "The Tycho-2 Catalogue of the 2.5 Million Brightest Stars". Astronomy and Astrophysics. 355 (1): L27–L30. Bibcode:2000A&A...355L..27H.
- ^ a b c "HD 77361". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 23 November 2024.
- ^ 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.
- ^ Charbonnel, C.; Lagarde, N.; Jasniewicz, G.; North, P. L.; Shetrone, M.; Krugler Hollek, J.; Smith, V. V.; Smiljanic, R.; Palacios, A.; Ottoni, G. (2020). "Lithium in red giant stars: Constraining non-standard mixing with large surveys in the Gaia era". Astronomy & Astrophysics. 633: A34. doi:10.1051/0004-6361/201936360. ISSN 0004-6361.
- Kumar, Y. Bharat; Reddy, Bacham E. (20 September 2009). "HD 77361: A NEW CASE OF SUPER Li-RICH K GIANT WITH ANOMALOUS LOW 12 C/ 13 C RATIO". The Astrophysical Journal. 703 (1): L46–L50. doi:10.1088/0004-637X/703/1/L46. ISSN 0004-637X.
- Kumar, Yerra Bharat; Reddy, Bacham E.; Lambert, David L. (20 March 2011). "ORIGIN OF LITHIUM ENRICHMENT IN K GIANTS". The Astrophysical Journal. 730 (1): L12. doi:10.1088/2041-8205/730/1/L12. ISSN 2041-8205.
- Zhou, Y. T.; Shi, J. R.; Yan, H. L.; Gao, Q.; Zhang, J. B.; Zhao, G.; Pan, K.; Kumar, Y. B. (2018). "Super lithium-rich K giant with low 12 C to 13 C ratio". Astronomy & Astrophysics. 615: A74. doi:10.1051/0004-6361/201730389. ISSN 0004-6361.