HD 21693 is a star in the constellation Reticulum. It has an apparent visual magnitude of 7.94, therefore it is not visible to the naked eye. From its...
11 KB (1,171 words) - 23:44, 14 August 2023
HD 21749 is an orange main-sequence star in the constellation Reticulum. It has an apparent visual magnitude of 8.143, which means it is too dim to be...
12 KB (1,091 words) - 03:20, 23 August 2024
discoveries from HARPS HARPS spectrograph HARPS spectrograph detail Animation of HD 10180 with its seven planets Similar instruments: HARPS-N is a copy of this...
19 KB (974 words) - 14:17, 23 August 2024
Hipparcos and Tycho Catalogues". Retrieved 2006-12-26. Kostjuk, N. D. (2002). "HD-DM-GC-HR-HIP-Bayer-Flamsteed Cross Index". Retrieved 2006-12-26. Roman, N...
9 KB (140 words) - 12:14, 14 May 2023
Dutch-American astronomer Willem Jacob Luyten proposed that the G3V star HD 24293 formed a third component of this system, based upon similar proper motions...
8 KB (591 words) - 22:18, 22 August 2024
two-dimensional spectral types for the HD stars", University of Michigan Catalogue of two-dimensional spectral types for the HD stars. Volume I. Declinations -90_...
11 KB (846 words) - 21:26, 16 July 2024
most massive exoplanet candidate is HD 217786 b, which masses 12.98 MJ; the least massive confirmed planet is HD 10180 b, which masses 0.004 MJ or 3.1...
36 KB (286 words) - 20:08, 22 December 2023
Maciejewski, G. (2011). "Substellar-Mass Companions to the K-Giants HD 240237, BD +48 738 and HD 96127". The Astrophysical Journal. 745 (1). 28. arXiv:1110.1641...
85 KB (5,567 words) - 05:51, 29 July 2024
P. (1979), Michigan catalogue of two-dimensional spectral types for the HD stars, vol. 1, Ann Arbor, Michigan: Dept. of Astronomy, University of Michigan...
7 KB (488 words) - 23:47, 22 August 2024
P. (1979), Michigan catalogue of two-dimensional spectral types for the HD stars, vol. 1, Ann Arbor, Michigan: Dept. of Astronomy, University of Michigan...
8 KB (545 words) - 00:49, 23 August 2024
P. (1979), Michigan catalogue of two-dimensional spectral types for the HD stars, vol. 1, Ann Arbor, Michigan: Dept. of Astronomy, University of Michigan...
7 KB (555 words) - 20:41, 17 July 2024
P. (1978), Michigan catalogue of two-dimensional spectral types for the HD stars, vol. 1, Ann Arbor: Dept. of Astronomy, University of Michigan, Bibcode:1975mcts...
6 KB (492 words) - 04:56, 23 August 2024
Bayer α β γ δ ε ζ1 ζ2 η θ ι κ Variable R YZ HR 1475 HD 21693 21749 23079 (Tupi) 23127 25171 27894 Other 2MASS J03480772−6022270 WISE 0350−5658 WISE 0359−5401...
9 KB (679 words) - 18:38, 22 August 2024