Astronomy:41 Ursae Majoris
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Short description: Star in the constellation Ursa Major
| Observation data Equinox J2000.0]] (ICRS) | |
|---|---|
| Constellation | Ursa Major |
| Right ascension | 10h 46m 22.4813s[1] |
| Declination | +57° 21′ 57.286″[1] |
| Apparent magnitude (V) | 6.34[2] |
| Characteristics | |
| Evolutionary stage | Red giant |
| Spectral type | M2IIIab[2] |
| Astrometry | |
| Radial velocity (Rv) | −4.48[3] km/s |
| Proper motion (μ) | RA: −52.417[1] mas/yr Dec.: −58.174[1] mas/yr |
| Parallax (π) | 4.6001 ± 0.0493[1] mas |
| Distance | 709 ± 8 ly (217 ± 2 pc) |
| Absolute magnitude (MV) | −0.29[2] |
| Details | |
| Mass | 1.19[4] M☉ |
| Radius | 41[3] R☉ |
| Luminosity | 374[3] L☉ |
| Surface gravity (log g) | 1.08[4] cgs |
| Temperature | 3,955[3] K |
| Metallicity [Fe/H] | −0.02[4] dex |
| Other designations | |
| Database references | |
| SIMBAD | data |
41 Ursae Majoris is a red giant star in the constellation Ursa Major. It is 690 light years from Earth. The apparent magnitude is 6.34.
References
- ↑ 1.0 1.1 1.2 1.3 1.4 Brown, A. G. A. (2021). "Gaia Early Data Release 3: Summary of the contents and survey properties". Astronomy & Astrophysics 649: A1. doi:10.1051/0004-6361/202039657. Bibcode: 2021A&A...649A...1G. Gaia EDR3 record for this source at VizieR.
- ↑ 2.0 2.1 2.2 Anderson, E.; Francis, Ch. (2012). "XHIP: An extended hipparcos compilation". Astronomy Letters 38 (5): 331. doi:10.1134/S1063773712050015. Bibcode: 2012AstL...38..331A.
- ↑ 3.0 3.1 3.2 3.3 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.
- ↑ 4.0 4.1 4.2 Anders, F.; Khalatyan, A.; Chiappini, C.; Queiroz, A. B.; Santiago, B. X.; Jordi, C.; Girardi, L.; Brown, A. G. A. et al. (2019). "Photo-astrometric distances, extinctions, and astrophysical parameters for Gaia DR2 stars brighter than G = 18". Astronomy and Astrophysics 628: A94. doi:10.1051/0004-6361/201935765. Bibcode: 2019A&A...628A..94A.
- ↑ SIMBAD, 41 UMa (accessed 6 September 2015)
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