20281+1654 HEI 180
20h 28m 05.28s +16° 53' 44.8" P.A. 166.00 sep 1.1 mag 9.42,11.50 Sp F8
| Coord 2000 |
20281+1654 |
|
Discov num |
HEI 180 |
|
Comp |
|
|
Coord arcsec 2000 |
20 28 05.28 +16 53 44.8 |
|
| Date first |
1981 |
|
Date last |
2016 |
|
Obs |
6 |
|
| Pa first |
172 |
|
Pa last |
166.4 |
|
P.A. Now (θ) |
166.4° |
|
| Sep first |
1.0 |
|
Sep last |
1.065 |
|
Sep. Now (ρ) |
1.065" |
|
| Mag pri |
9.42 |
|
Mag sec |
11.50 |
|
delta mag (ΔM) |
2.08 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
+053 |
|
Sec motion ra |
|
|
| Pri motion dec |
+009 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Delphinus |
|
Tycho2 |
1636-02053-1 |
|
Gaia DR2 |
1811935071694371840 |
|
