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Query : 2003A&A...406L..39H |
2003A&A...406L..39H - Astronomy and Astrophysics, volume 406, L39-42 (2003/8-1)
Evidence for coronal activity cycles on 61 Cygni A and B.
HEMPELMANN A., SCHMITT J.H.M.M., BALIUNAS S.L. and DONAHUE R.A.
Abstract (from CDS):
Abstract Copyright: ∼
Journal keyword(s): stars: late-type - stars: activity - stars: coronae - stars: chromospheres
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 - 2024 |
#notes |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | * 61 Cyg A | BY* | 21 06 53.9395895022 | +38 44 57.902349973 | 7.50 | 6.39 | 5.21 | 4.19 | 3.54 | K5V | 1033 | 0 |
2 | * 61 Cyg B | Er* | 21 06 55.2638444466 | +38 44 31.358519864 | 8.63 | 7.40 | 6.03 | 4.86 | 3.55 | K7V | 721 | 0 |
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