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| Query : 1999JAVSO..27...26N |
1999JAVSO..27...26N - J. Am. Assoc. Variable star obs., 27, 26-30 (1999/June-0)
Period change in the field contact binary V728 Herculis.
NELSON R.H.
Abstract (from CDS):
Three new times of minima have been obtained photoelectrically for the contact binary V728 Her at the Prince George Astronomical Observatory (PGAO) from 1996 to 1998. Analysis of various possible period changes is presented.
Abstract Copyright: ∼
Journal keyword(s): V728 Her, Contact binary
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 | V* V728 Her | EB* | 17 18 04.2960486792 | +41 50 38.707746684 | 11.25 | 10.61 | 10.658 | 10.416 | F0 | 93 | 0 | |
| 2 | TYC 3081-1072-1 | * | 17 19 18.1022164752 | +41 56 01.550243616 | 10.35 | 9.48 | ~ | 2 | 0 |
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