貫 索 四
15h 34m 41.268s[1] | |
+26° 42′ 52.89″[1] | |
2.23[2] (2.21 - 2.32)[3] | |
A0V/G5V[4] | |
U−B | –0.03[2] |
B−V | –0.02[2] |
变星类型 | |
+1.7[5] km/s | |
| |
视差 ( | 43.46 ± 0.28[1] mas |
距离 | 75.0 ± 0.5 ly (23.0 ± 0.1 pc) |
绝对 | +0.16/+5.05[4] |
17.3599 d | |
0.2 (2.981 × 1012 cm) | |
0.370 | |
倾斜 | 88.2 ± 0.1° |
(primary) | 311° |
2.58[4] M☉ | |
2.89–3.04[4][6] R☉ | |
3.89[4] | |
74[4] L☉ | |
9,700[4] K | |
139[7] km/s | |
0.314 Gyr | |
0.92[4] M☉ | |
0.90[4][6] R☉ | |
4.50[4] | |
0.81[4] L☉ | |
5,800[4] K | |
< 14[6] km/s | |
其他 | |
SIMBAD | 资料 |
性質 [编辑]
這個
名稱 [编辑]
參考 資料 [编辑]
- ^ 1.0 1.1 1.2 1.3 1.4 van Leeuwen, F. Validation of the new Hipparcos reduction. Astronomy and Astrophysics. 2007, 474 (2): 653–664 [2020-06-25]. Bibcode:2007A&A...474..653V. arXiv:0708.1752 . doi:10.1051/0004-6361:20078357. (
原始 内容 存 档于2016-04-02). Vizier catalog entry (页面存 档备份,存 于互联网档案 馆) - ^ 2.0 2.1 2.2 Johnson, H. L.; Iriarte, B.; Mitchell, R. I.; Wisniewskj, W. Z. UBVRIJKL photometry of the bright stars. Communications of the Lunar and Planetary Laboratory. 1966, 4 (99): 99. Bibcode:1966CoLPL...4...99J.
- ^ 3.0 3.1 Samus, N. N.; Durlevich, O. V.; et al. VizieR Online Data Catalog: General Catalogue of Variable Stars (Samus+ 2007–2013). VizieR On-line Data Catalog: B/GCVS. Originally Published in: 2009yCat....102025S. 2009, 1: 02025. Bibcode:2009yCat....102025S.
- ^ 4.00 4.01 4.02 4.03 4.04 4.05 4.06 4.07 4.08 4.09 4.10 4.11 4.12 4.13 Tomkin, J.; Popper, D. M. Rediscussion of eclipsing binaries. XV - Alpha Coronae Borealis, a main-sequence system with components of types A and G. Astronomical Journal. June 1986, 91: 1428. Bibcode:1986AJ.....91.1428T. doi:10.1086/114121.
- ^ Wilson, R. E. General Catalogue of Stellar Radial Velocities. Carnegie Institute Washington D.C. Publication. 1953: 0. Bibcode:1953GCRV..C......0W.
- ^ 6.0 6.1 6.2 6.3 6.4 6.5 6.6 Güdel, M.; Arzner, K.; Audard, M.; Mewe, R. Tomography of a stellar X-ray corona: alpha Coronae Borealis. Astronomy and Astrophysics. May 2003, 403: 155–171. Bibcode:2003A&A...403..155G. doi:10.1051/0004-6361:20030257 .
- ^ Royer, F.; Grenier, S.; Baylac, M.-O.; Gómez, A. E.; Zorec, J. Rotational velocities of A-type stars in the northern hemisphere. II. Measurement of v sin i. Astronomy and Astrophysics. October 2002, 393 (3): 897–911. Bibcode:2002A&A...393..897R. arXiv:astro-ph/0205255 . doi:10.1051/0004-6361:20020943. Table 8.
- ^ IAU Catalog of Star Names. [2016-07-28]. (
原始 内容 存 档于2018-07-07). - ^ Su, K. Y. L.; et al. Debris Disk Evolution around A Stars. The Astrophysical Journal. December 2006, 653 (1): 675–689. Bibcode:2006ApJ...653..675S. arXiv:astro-ph/0608563 . doi:10.1086/508649.
- ^ Pawellek, Nicole; Krivov, Alexander V.; Marshall, Jonathan P.; Montesinos, Benjamin; Ábrahám, Péter; Moór, Attila; et al. Disk Radii and Grain Sizes in Herschel-resolved Debris Disks. The Astrophysical Journal. 2014, 792 (1): 19. Bibcode:2014ApJ...792...65P. arXiv:1407.4579 . doi:10.1088/0004-637X/792/1/65. 65.
- ^ King, Jeremy R.; Villarreal, Adam R.; Soderblom, David R.; Gulliver, Austin F.; Adelman, Saul J. Stellar Kinematic Groups. II. A Reexamination of the Membership, Activity, and Age of the Ursa Major Group. The Astronomical Journal. April 2003, 125 (4): 1980–2017. Bibcode:2003AJ....125.1980K. doi:10.1086/368241 .
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