6 Aurigae

6 Aurigae
Observation data; Epoch J2000.0 Equinox ICRS
Constellation	Auriga
Right ascension	05h 00m 23.215s
Declination	+39° 39′ 16.75″
Apparent magnitude (V)	6.48
Characteristics
Evolutionary stage	red giant or supergiant
Spectral type	K5III, K4I
Apparent magnitude (G)	5.74
U−B color index	+2.01
B−V color index	+1.71
Astrometry
Radial velocity (Rv)	−23.99±0.18 km/s
Proper motion (μ)	RA: +0.818±0.032 mas/yr ; Dec.: −2.790±0.025 mas/yr
Parallax (π)	2.7692±0.0293 mas
Distance	1,180 ± 10 ly ; (361 ± 4 pc)
Details
Mass	1.17 M☉
Radius	77 R☉
Luminosity	1,300 L☉
Surface gravity (log g)	0.78 cgs
Temperature	3,928 K
Metallicity [Fe/H]	−0.10 dex
Other designations
	BD+39°1134, HD 31780, HIP 23268, HR 1602, SAO 57560
Database references
SIMBAD	data

6 Aurigae is a star in the constellation Auriga. Its apparent magnitude is 6.48, making it just visible to the naked eye in optimal conditions (HR 1602). It has been given the spectral classifications of K5 III and K4 I, indicating that the star presents characteristics of a giant and supergiant star.

References

1 2 3 4 5 6 7 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.
1 2 3 Oja, T. (1984). "UBV photometry of stars whose positions are accurately known". Astronomy and Astrophysics Supplement Series. 57: 357. Bibcode:1984A&AS...57..357O.
↑ Skiff, B. A. (2014). "VizieR Online Data Catalog: Catalogue of Stellar Spectral Classifications (Skiff, 2009-2016)". VizieR On-line Data Catalog: B/Mk. Originally Published in: Lowell Observatory (October 2014). 1. Bibcode:2014yCat....1.2023S.
1 2 3 Anders, F.; Khalatyan, A.; Chiappini, C.; Queiroz, A. B.; Santiago, B. X.; Jordi, C.; Girardi, L.; Brown, A. G. A.; Matijevič, G.; Monari, G.; Cantat-Gaudin, T.; Weiler, M.; Khan, S.; Miglio, A.; Carrillo, I.; Romero-Gómez, M.; Minchev, I.; De Jong, R. S.; Antoja, T.; Ramos, P.; Steinmetz, M.; Enke, H. (2019). "Photo-astrometric distances, extinctions, and astrophysical parameters for Gaia DR2 stars brighter than G = 18". Astronomy and Astrophysics. 628: A94. arXiv:1904.11302. Bibcode:2019A&A...628A..94A. doi:10.1051/0004-6361/201935765. S2CID 131780028.
1 2 3 Messineo, M.; Brown, A. G. A. (2019). "A Catalog of Known Galactic K-M Stars of Class I Candidate Red Supergiants in Gaia DR2". The Astronomical Journal. 158 (1): 20. arXiv:1905.03744. Bibcode:2019AJ....158...20M. doi:10.3847/1538-3881/ab1cbd. S2CID 148571616.
↑ "6 Aurigae, HD31780, HIP23268, HR1602 - Universe Guide". 25 January 2015. Retrieved 24 October 2018.

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[GaiaDR3-1] 1 2 3 4 5 6 7 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.

[ubv-2] 1 2 3 Oja, T. (1984). "UBV photometry of stars whose positions are accurately known". Astronomy and Astrophysics Supplement Series. 57: 357. Bibcode:1984A&AS...57..357O.

[skiff-3] Skiff, B. A. (2014). "VizieR Online Data Catalog: Catalogue of Stellar Spectral Classifications (Skiff, 2009-2016)". VizieR On-line Data Catalog: B/Mk. Originally Published in: Lowell Observatory (October 2014). 1. Bibcode:2014yCat....1.2023S.

[starhorse-4] 1 2 3 Anders, F.; Khalatyan, A.; Chiappini, C.; Queiroz, A. B.; Santiago, B. X.; Jordi, C.; Girardi, L.; Brown, A. G. A.; Matijevič, G.; Monari, G.; Cantat-Gaudin, T.; Weiler, M.; Khan, S.; Miglio, A.; Carrillo, I.; Romero-Gómez, M.; Minchev, I.; De Jong, R. S.; Antoja, T.; Ramos, P.; Steinmetz, M.; Enke, H. (2019). "Photo-astrometric distances, extinctions, and astrophysical parameters for Gaia DR2 stars brighter than G = 18". Astronomy and Astrophysics. 628: A94. arXiv:1904.11302. Bibcode:2019A&A...628A..94A. doi:10.1051/0004-6361/201935765. S2CID 131780028.

[messineo2019-5] 1 2 3 Messineo, M.; Brown, A. G. A. (2019). "A Catalog of Known Galactic K-M Stars of Class I Candidate Red Supergiants in Gaia DR2". The Astronomical Journal. 158 (1): 20. arXiv:1905.03744. Bibcode:2019AJ....158...20M. doi:10.3847/1538-3881/ab1cbd. S2CID 148571616.

[universeguide-6] "6 Aurigae, HD31780, HIP23268, HR1602 - Universe Guide". 25 January 2015. Retrieved 24 October 2018.