20454+0952 HEI 589
20h 45m 24.08s +09° 52' 11.9" P.A. 257.00 sep 1.8 mag 10.86,11.59 Sp F8
| Coord 2000 |
20454+0952 |
|
Discov num |
HEI 589 |
|
Comp |
|
|
Coord arcsec 2000 |
20 45 24.08 +09 52 11.9 |
|
| Date first |
1988 |
|
Date last |
2016 |
|
Obs |
5 |
|
| Pa first |
263 |
|
Pa last |
257.2 |
|
P.A. Now (θ) |
257.2° |
|
| Sep first |
1.6 |
|
Sep last |
1.808 |
|
Sep. Now (ρ) |
1.808" |
|
| Mag pri |
10.86 |
|
Mag sec |
11.59 |
|
delta mag (ΔM) |
0.73 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
+043 |
|
Sec motion ra |
+043 |
|
| Pri motion dec |
-005 |
|
Sec motion dec |
-005 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Delphinus |
|
Tycho2 |
1093-02968-1 |
|
Gaia DR2 |
1751041540762835840 |
|
