HD 211575
 HD 211575 的周邊地區 | |
| 觀測資料 曆元 J2000 | |
|---|---|
| 星座 | 寶瓶座[1] |
| 星官 | |
| 赤經 | 22h 18m 04.2722s[2] |
| 赤緯 | −00° 14′ 15.557″[2] |
| 視星等（V） | 6.40[3] |
| 特性 | |
| 光谱分类 | F3 V[4] |
| B−V 色指数 | 0.441±0.003[1] |
| 天体测定 | |
| 徑向速度 (Rv) | +14.8±0.5[5] km/s |
| 自行 (μ) | 赤经：−41.997[2] mas/yr 赤纬：+54.407[2] mas/yr |
| 视差 (π) | 24.13 ± 0.29[6] mas |
| 距离 | 135 ± 2 ly (41.4 ± 0.5 pc) |
| 绝对星等 (MV) | 3.31[3] |
| 詳細資料 | |
| 質量 | 1.27[7] M☉ |
| 表面重力 (log g) | 4.15[3] |
| 亮度 | 4.30[1] L☉ |
| 溫度 | 6,574±224[7] K |
| 金属量 [Fe/H] | +0.11±0.11[5] dex |
| 自轉速度 (v sin i) | 19.0[3] km/s |
| 年齡 | 150[5] Myr |
| 其他命名 | |
| 參考資料庫 | |
| SIMBAD | 资料 |
HD 211575位於星座 寶瓶座，介於墳墓二（寶瓶座γ）、墳墓四（寶瓶座π）和危宿一（寶瓶座α）之間。它是大熊座移動星群的冠狀體的成員[9]。
參考文獻
- ^ 1.0 1.1 1.2 Anderson, E.; Francis, Ch., XHIP: An extended hipparcos compilation, Astronomy Letters, 2012, 38 (5): 331, Bibcode:2012AstL...38..331A, S2CID 119257644, arXiv:1108.4971
, doi:10.1134/S1063773712050015.
- ^ 2.0 2.1 2.2 2.3 Brown, A. G. A.; et al, Gaia Data Release 1. Summary of the astrometric, photometric, and survey properties, Astronomy and Astrophysics, 2016, 595, A2, Bibcode:2016A&A...595A...2G, S2CID 1828208, arXiv:1609.04172 , doi:10.1051/0004-6361/201629512.
- ^ 3.0 3.1 3.2 3.3 Paunzen, E.; et al, Investigating the possible connection between λ Bootis stars and intermediate Population II type stars, Astronomy & Astrophysics, July 2014, 567: 8, Bibcode:2014A&A...567A..67P, S2CID 56332289, arXiv:1406.3936 , doi:10.1051/0004-6361/201423817, A67.
- ^ Houk, N.; Swift, C., Michigan catalogue of two-dimensional spectral types for the HD Stars, Michigan Spectral Survey, 1999, 5, Bibcode:1999MSS...C05....0H.
- ^ 5.0 5.1 5.2 Casagrande, L.; et al, New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s). Improved astrophysical parameters for the Geneva-Copenhagen Survey, Astronomy & Astrophysics, 2011, 530 (A138): 21, Bibcode:2011A&A...530A.138C, S2CID 56118016, arXiv:1103.4651 , doi:10.1051/0004-6361/201016276.
- ^ van Leeuwen, F., Validation of the new Hipparcos reduction, Astronomy and Astrophysics, 2007, 474 (2): 653–664, Bibcode:2007A&A...474..653V, S2CID 18759600, arXiv:0708.1752 , doi:10.1051/0004-6361:20078357.
- ^ 7.0 7.1 David, Trevor J.; Hillenbrand, Lynne A., The Ages of Early-Type Stars: Strömgren Photometric Methods Calibrated, Validated, Tested, and Applied to Hosts and Prospective Hosts of Directly Imaged Exoplanets, The Astrophysical Journal, 2015, 804 (2): 146, Bibcode:2015ApJ...804..146D, S2CID 33401607, arXiv:1501.03154 , doi:10.1088/0004-637X/804/2/146.
- ^ HD 211575. SIMBAD. 斯特拉斯堡天文資料中心.
- ^ Chupina, N. V.; et al, Kinematic structure of the corona of the Ursa Major flow found using proper motions and radial velocities of single stars, Astronomy and Astrophysics, June 2006, 451 (3): 909−916, Bibcode:2006A&A...451..909C, doi:10.1051/0004-6361:20054009 .