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| Query : 1998MNRAS.301..285L |
1998MNRAS.301..285L - Mon. Not. R. Astron. Soc., 301, 285-288 (1998)
The orbital period of HDE 226868/Cyg X-1.
LASALA J., CHARLES P.A., SMITH R.A.D., BALUCINSKA-CHURCH M. and CHURCH M.J.
Journal keyword(s):
Simbad objects: 2
| Number of rows : 2 |
| N | Identifier | Otype |
ICRS (J2000) RA |
ICRS (J2000) DEC |
Mag U | Mag B | Mag V | Mag R | Mag I | Sp type |
#ref
1850 - 2026 |
#notes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | HD 226868 | HXB | 19 58 21.6757355952 | +35 12 05.784512688 | 9.38 | 9.72 | 8.91 | 8.42 | O9.7Iabpvar | 4590 | 0 | |
| 2 | * 19 Cep | * | 22 05 08.7897533088 | +62 16 47.332569936 | 4.36 | 5.19 | 5.11 | 4.95 | 4.92 | O9Ib | 397 | 0 |
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