| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Boötes |
| Right ascension | 14h 22m 14.00070s [2] |
| Declination | +29° 22′ 11.7179″ [2] |
| Apparent magnitude (V) | 6.6 [3] |
| Characteristics | |
| Spectral type | M3III [4] |
| U−B color index | +1.46 [3] |
| B−V color index | +1.60 [3] |
| Variable type | Irregular [5] |
| Astrometry | |
| Radial velocity (Rv) | −19.66±0.54 [6] km/s |
| Proper motion (μ) |
RA: −39.980
[2]
mas/
yr Dec.: −26.201 [2] mas/ yr |
| Parallax (π) | 4.5229 ± 0.0973 mas [2] |
| Distance | 720 ± 20
ly (221 ± 5 pc) |
| Absolute magnitude (MV) | −0.268 [7] |
| Details | |
| Mass | 1.8 [2] M☉ |
| Radius | 71 [2] R☉ |
| Luminosity | 943 [2] L☉ |
| Temperature | 3,227 [8] K |
| Age | 1.6 [2] Gyr |
| Other designations | |
| Database references | |
| SIMBAD | data |
HD 126009 or CI Boötis is a variable star [4] in the northern constellation of Boötes.
References
- ^ Tabur, V.; Bedding, T. R.; Kiss, L. L.; Moon, T. T.; Szeidl, B.; Kjeldsen, H. (December 2009). "Long-term photometry and periods for 261 nearby pulsating M giants". Monthly Notices of the Royal Astronomical Society. 400 (4): 1945–1961. arXiv: 0908.3228. Bibcode: 2009MNRAS.400.1945T. doi: 10.1111/j.1365-2966.2009.15588.x.
- ^ a b c d e f g h i 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- ^ a b c Mermilliod, J.-C. (1986), "Compilation of Eggen's UBV data, transformed to UBV (unpublished)", Catalogue of Eggen's UBV Data. SIMBAD, Bibcode: 1986EgUBV........0M
- ^ a b Tabur, V.; Bedding, T. R. (2009), "Long-term photometry and periods for 261 nearby pulsating M giants", Monthly Notices of the Royal Astronomical Society, 400 (4): 1945–61, arXiv: 0908.3228, Bibcode: 2009MNRAS.400.1945T, doi: 10.1111/j.1365-2966.2009.15588.x, S2CID 15358380
- ^ Mennessier, M. O.; et al. (August 2001), "Long period variable stars: galactic populations and infrared luminosity calibrations", Astronomy and Astrophysics, 374 (3): 968–979, arXiv: astro-ph/0105552, Bibcode: 2001A&A...374..968M, doi: 10.1051/0004-6361:20010764, S2CID 15721872.
- ^ Famaey, B.; et al. (2009). "Spectroscopic binaries among Hipparcos M giants,. I. Data, orbits, and intrinsic variations". Astronomy and Astrophysics. 498 (2): 627–640. arXiv: 0901.0934. Bibcode: 2009A&A...498..627F. doi: 10.1051/0004-6361/200810698. S2CID 18739721.
- ^ Gontcharov, G. A. (2017). "VizieR Online Data Catalog: Tycho-2 red giant branch and carbon stars (Gontcharov, 2011)". VizieR On-Line Data Catalog. Bibcode: 2017yCat..90370769G.
- ^ Soubiran, Caroline; Le Campion, Jean-François; Brouillet, Nathalie; Chemin, Laurent (2016). "The PASTEL catalogue: 2016 version". Astronomy & Astrophysics. 591: A118. arXiv: 1605.07384. Bibcode: 2016A&A...591A.118S. doi: 10.1051/0004-6361/201628497. S2CID 119258214.
External links
 | This giant-star-related article is a stub. You can help Wikipedia by expanding it. |
 | This variable star–related article is a stub. You can help Wikipedia by expanding it. |
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Boötes |
| Right ascension | 14h 22m 14.00070s [2] |
| Declination | +29° 22′ 11.7179″ [2] |
| Apparent magnitude (V) | 6.6 [3] |
| Characteristics | |
| Spectral type | M3III [4] |
| U−B color index | +1.46 [3] |
| B−V color index | +1.60 [3] |
| Variable type | Irregular [5] |
| Astrometry | |
| Radial velocity (Rv) | −19.66±0.54 [6] km/s |
| Proper motion (μ) |
RA: −39.980
[2]
mas/
yr Dec.: −26.201 [2] mas/ yr |
| Parallax (π) | 4.5229 ± 0.0973 mas [2] |
| Distance | 720 ± 20
ly (221 ± 5 pc) |
| Absolute magnitude (MV) | −0.268 [7] |
| Details | |
| Mass | 1.8 [2] M☉ |
| Radius | 71 [2] R☉ |
| Luminosity | 943 [2] L☉ |
| Temperature | 3,227 [8] K |
| Age | 1.6 [2] Gyr |
| Other designations | |
| Database references | |
| SIMBAD | data |
HD 126009 or CI Boötis is a variable star [4] in the northern constellation of Boötes.
References
- ^ Tabur, V.; Bedding, T. R.; Kiss, L. L.; Moon, T. T.; Szeidl, B.; Kjeldsen, H. (December 2009). "Long-term photometry and periods for 261 nearby pulsating M giants". Monthly Notices of the Royal Astronomical Society. 400 (4): 1945–1961. arXiv: 0908.3228. Bibcode: 2009MNRAS.400.1945T. doi: 10.1111/j.1365-2966.2009.15588.x.
- ^ a b c d e f g h i 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 c Mermilliod, J.-C. (1986), "Compilation of Eggen's UBV data, transformed to UBV (unpublished)", Catalogue of Eggen's UBV Data. SIMBAD, Bibcode: 1986EgUBV........0M
- ^ a b Tabur, V.; Bedding, T. R. (2009), "Long-term photometry and periods for 261 nearby pulsating M giants", Monthly Notices of the Royal Astronomical Society, 400 (4): 1945–61, arXiv: 0908.3228, Bibcode: 2009MNRAS.400.1945T, doi: 10.1111/j.1365-2966.2009.15588.x, S2CID 15358380
- ^ Mennessier, M. O.; et al. (August 2001), "Long period variable stars: galactic populations and infrared luminosity calibrations", Astronomy and Astrophysics, 374 (3): 968–979, arXiv: astro-ph/0105552, Bibcode: 2001A&A...374..968M, doi: 10.1051/0004-6361:20010764, S2CID 15721872.
- ^ Famaey, B.; et al. (2009). "Spectroscopic binaries among Hipparcos M giants,. I. Data, orbits, and intrinsic variations". Astronomy and Astrophysics. 498 (2): 627–640. arXiv: 0901.0934. Bibcode: 2009A&A...498..627F. doi: 10.1051/0004-6361/200810698. S2CID 18739721.
- ^ Gontcharov, G. A. (2017). "VizieR Online Data Catalog: Tycho-2 red giant branch and carbon stars (Gontcharov, 2011)". VizieR On-Line Data Catalog. Bibcode: 2017yCat..90370769G.
- ^ Soubiran, Caroline; Le Campion, Jean-François; Brouillet, Nathalie; Chemin, Laurent (2016). "The PASTEL catalogue: 2016 version". Astronomy & Astrophysics. 591: A118. arXiv: 1605.07384. Bibcode: 2016A&A...591A.118S. doi: 10.1051/0004-6361/201628497. S2CID 119258214.
External links
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| This giant-star-related article is a stub. You can help Wikipedia by expanding it. |
|
| This variable star–related article is a stub. You can help Wikipedia by expanding it. |