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| Query : 1990AJ....100.2017H |
1990AJ....100.2017H - Astron. J., 100, 2017-2020 (1990)
Evolution of starspots in the long-period RS CVn binary V1817 Cygni = HR 7428.
HALL D.S., GESSNER S.E., LINES H.C. and LINES R.D.
Journal keyword(s):
Simbad objects: 3
| Number of rows : 3 |
| 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 | V* V478 Lyr | RS* | 19 07 32.3867835408 | +30 15 16.174368324 | 8.56 | 7.78 | G6V | 135 | 1 | |||
| 2 | HD 184170 | PM* | 19 30 12.2479939728 | +55 25 21.759090600 | 7.85 | 6.89 | K0 | 18 | 0 | |||
| 3 | V* V1817 Cyg | RS* | 19 31 13.5541126104 | +55 43 54.606543600 | 7.489 | 6.369 | K2II-III+A0V | 154 | 0 |
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