21474+2855 AG 420
21h 47m 24.31s +28° 54' 54.2" P.A. 145.00 sep 7.5 mag 11.10,11.90 Sp K0
| Coord 2000 |
21474+2855 |
|
Discov num |
AG 420 |
|
Comp |
|
|
Coord arcsec 2000 |
21 47 24.31 +28 54 54.2 |
|
| Date first |
1894 |
|
Date last |
2015 |
|
Obs |
14 |
|
| Pa first |
155 |
|
Pa last |
145.3 |
|
P.A. Now (θ) |
145.3° |
|
| Sep first |
10.1 |
|
Sep last |
7.547 |
|
Sep. Now (ρ) |
7.547" |
|
| Mag pri |
11.10 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
0.8 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
+000 |
|
Sec motion ra |
+004 |
|
| Pri motion dec |
-004 |
|
Sec motion dec |
+024 |
|
| Notes |
|
|
rPM=1.162
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1801143051534643456 |
|
