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| Query : 1998JAVSO..26..119T |
1998JAVSO..26..119T - J. Am. Assoc. Variable star obs., 26, 119-126 (1998/June-0)
U Delphini : the last 100 years.
THOMPSON R.R.
Abstract (from CDS):
Using archival visual data from the AAVSO, photographic data from the Harvard College Observatory plate collection, and the author's photoelectric (V) data, an attempt was made to see how far back the 1100-day period of the semiregular variable U Delphini could be tracked.
Abstract Copyright: ∼
Journal keyword(s): U Delphini
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 | * alf Ori | s*r | 05 55 10.30536 | +07 24 25.4304 | 4.38 | 2.27 | 0.42 | -1.17 | -2.45 | M1-M2Ia-Iab | 1789 | 0 |
| 2 | V* U Del | AB* | 20 45 28.2357324504 | +18 05 24.138355308 | 9.30 | 8.06 | 6.38 | M4-6II-III | 134 | 0 |
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