21077+3022 UC 256
21h 07m 40.74s +30° 22' 11.7" P.A. 67.00 sep 48.1 mag 8.79,11.10 Sp G0V
| Coord 2000 |
21077+3022 |
|
Discov num |
UC 256 |
|
Comp |
|
|
Coord arcsec 2000 |
21 07 40.74 +30 22 11.7 |
|
| Date first |
1894 |
|
Date last |
2015 |
|
Obs |
15 |
|
| Pa first |
68 |
|
Pa last |
67.2 |
|
P.A. Now (θ) |
67.2° |
|
| Sep first |
46.7 |
|
Sep last |
48.068 |
|
Sep. Now (ρ) |
48.068" |
|
| Mag pri |
8.79 |
|
Mag sec |
11.10 |
|
delta mag (ΔM) |
2.31 |
|
Spectral class |
G0V (yellow) |
|
| Pri motion ra |
-006 |
|
Sec motion ra |
-010 |
|
| Pri motion dec |
-070 |
|
Sec motion dec |
-064 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.103 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2701-00565-1 |
|
Gaia DR2 |
1852375899638220928 |
|
