下台 一
11h 18m 28.73664s[1] | |
+33° 05′ 39.5107″[1] | |
+3.490[2] | |
K3 III[3] | |
U−B | +1.550[2] |
B−V | +1.400[2] |
-9.63 ± 0.38[4] km/s | |
| |
视差 ( | 8.17 ± 0.17[1] mas |
距离 | 399 ± 8 ly (122 ± 3 pc) |
绝对 | −2.47 ± 0.16[5] |
~5 M☉ | |
57.07 ± 4.13[5] R☉ | |
1.89[5] | |
775 ± 122[5] L☉ | |
4,070[5] K | |
–0.04[5] dex | |
10[6] km/s | |
其他 | |
SIMBAD | 资料 |
這是
命名 法 [编辑]
它也
參考 資料 [编辑]
- ^ 1.0 1.1 1.2 1.3 1.4 1.5 van Leeuwen, F., Validation of the new Hipparcos reduction, Astronomy and Astrophysics, November 2007, 474 (2): 653–664, Bibcode:2007A&A...474..653V, S2CID 18759600, arXiv:0708.1752 , doi:10.1051/0004-6361:20078357
- ^ 2.0 2.1 2.2 2.3 Jennens, P. A.; Helfer, H. L., A new photometric metal abundance and luminosity calibration for field G and K giants., Monthly Notices of the Royal Astronomical Society, September 1975, 172 (3): 667–679, Bibcode:1975MNRAS.172..667J, doi:10.1093/mnras/172.3.667
- ^ 3.0 3.1 Morgan, W. W.; Keenan, P. C., Spectral Classification, Annual Review of Astronomy and Astrophysics, 1973, 11: 29–50, Bibcode:1973ARA&A..11...29M, doi:10.1146/annurev.aa.11.090173.000333
- ^ Famaey, B.; et al, Local kinematics of K and M giants from CORAVEL/Hipparcos/Tycho-2 data. Revisiting the concept of superclusters, Astronomy and Astrophysics, January 2005, 430: 165–186, Bibcode:2005A&A...430..165F, S2CID 17804304, arXiv:astro-ph/0409579 , doi:10.1051/0004-6361:20041272
- ^ 5.0 5.1 5.2 5.3 5.4 5.5 5.6 5.7 Piau, L.; et al, Surface convection and red-giant radius measurements, Astronomy and Astrophysics, February 2011, 526: A100, Bibcode:2011A&A...526A.100P, S2CID 118533297, arXiv:1010.3649 , doi:10.1051/0004-6361/201014442
- ^ Bernacca, P. L.; Perinotto, M., A catalogue of stellar rotational velocities, Contributi Osservatorio Astronomico di Padova in Asiago, 1970, 239 (1), Bibcode:1970CoAsi.239....1B
- ^ 54 UMa -- Star in double system, SIMBAD (Centre de Données astronomiques de Strasbourg), [2012-01-11], (
原始 内容 存 档于2016-03-28) - ^ Kunitzsch, Paul; Smart, Tim. A Dictionary of Modern star Names: A Short Guide to 254 Star Names and Their Derivations 2nd rev. Cambridge, Massachusetts: Sky Pub. 2006. ISBN 978-1-931559-44-7.
- ^ IAU Catalog of Star Names. [28 July 2016]. (
原始 内容 存 档于2018-07-07). - ^ The Colour of Stars, Australia Telescope, Outreach and Education (Commonwealth Scientific and Industrial Research Organisation), December 21, 2004 [2012-01-16], (
原始 内容 存 档于December 3, 2013) - ^ Piazzi, G., The Palermo Catalogue, Palermo, 1814.
- ^ Richard Hinckley Allen :Star Names — Their Lore and Meaning - Ursa Major, the Greater Bear
- ^ IAU Working Group on Star Names (WGSN). [22 May 2016]. (
原始 内容 存 档于2020-04-23). - ^ Bulletin of the I
AU Working Group on Star Names, No. 1 (PDF). [28 July 2016]. (原始 内容 存 档 (PDF)于2018-04-17). - ^ (
中 文 ) (Activities of Exhibition and Education in Astronomy)天文 教育 資 訊網 2006年 6月 21日 (页面存 档备份,存 于互联网档案 馆)