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Query : 1998A&A...338..455F |
1998A&A...338..455F - Astronomy and Astrophysics, volume 338, 455-464 (1998/10-2)
Fundamental stellar parameters for nearby visual binary stars: η Cas, ξ Boo, 70 Oph and 85 Peg. Helium abundance, age and mixing length parameter for low mass stars.
FERNANDES J., LEBRETON Y., BAGLIN A. and MOREL P.
Abstract (from CDS):
Abstract Copyright: ∼
Journal keyword(s): solar neighbourhood - Hertzsprung-Russel (HR) and C-M diagrams - stars: fundamental parameters - stars: evolution - binaries: visual
Simbad objects: 12
Number of rows : 12 |
N | Identifier | Otype |
ICRS (J2000) RA |
ICRS (J2000) DEC |
Mag U | Mag B | Mag V | Mag R | Mag I | Sp type |
#ref
1850 - 2024 |
#notes |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | * 85 Peg | SB* | 00 02 10.3487193861 | +27 04 54.599101714 | 6.47 | 6.42 | 5.75 | 5.16 | 4.73 | G5VbFe-2 | 544 | 0 |
2 | * eta Cas B | PM* | 00 49 05.1918602391 | +57 49 04.174468559 | 8.90 | 7.51 | 6.9 | K7Ve | 117 | 0 | ||
3 | * eta Cas | PM* | 00 49 06.2945942922 | +57 48 54.638239716 | 4.04 | 4.02 | 3.44 | 2.94 | 2.58 | F9V | 637 | 0 |
4 | * alf Cen B | PM* | 14 39 35.06311 | -60 50 15.0992 | 2.89 | 2.21 | 1.33 | K1V | 1024 | 2 | ||
5 | * alf Cen A | SB* | 14 39 36.49400 | -60 50 02.3737 | 0.96 | 0.72 | 0.01 | G2V | 1280 | 1 | ||
6 | * alf Cen | ** | 14 39 40.4 | -60 50 20 | 0.4 | -0.1 | G2V+K1V | 953 | 0 | |||
7 | * ksi Boo B | PM* | 14 51 23.0436810216 | +19 06 06.887747916 | 7.981 | 6.816 | K5Ve | 358 | 0 | |||
8 | * ksi Boo | BY* | 14 51 23.37993 | +19 06 01.6994 | 5.618 | 5.370 | 4.593 | 3.91 | 3.48 | G7Ve+K5Ve | 474 | 0 |
9 | * ksi Boo A | PM* | 14 51 23.3884659504 | +19 06 01.619801424 | 5.40 | 4.675 | G7Ve | 529 | 0 | |||
10 | * 70 Oph A | SB* | 18 05 27.2484131991 | +02 30 00.526614953 | 3.6 | K0V | 227 | 0 | ||||
11 | * 70 Oph | ** | 18 05 27.28518 | +02 30 00.3558 | 5.40 | 4.89 | 4.03 | 3.38 | 2.92 | K0-V | 649 | 0 |
12 | * 70 Oph B | PM* | 18 05 27.4629361936 | +02 29 56.209188639 | 7.26 | 6.07 | 5.6 | K4V | 119 | 0 |
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