21307+2258 COU 134
21h 30m 39.61s +22° 57' 42.1" P.A. 13.00 sep 1.5 mag 10.30,10.50
| Coord 2000 |
21307+2258 |
|
Discov num |
COU 134 |
|
Comp |
|
|
Coord arcsec 2000 |
21 30 39.61 +22 57 42.1 |
|
| Date first |
1965 |
|
Date last |
1965 |
|
Obs |
1 |
|
| Pa first |
13 |
|
Pa last |
13.4 |
|
P.A. Now (θ) |
13.4° |
|
| Sep first |
1.5 |
|
Sep last |
1.45 |
|
Sep. Now (ρ) |
1.45" |
|
| Mag pri |
10.30 |
|
Mag sec |
10.50 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
|
|
| Pri motion ra |
+001 |
|
Sec motion ra |
|
|
| Pri motion dec |
-003 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Pegasus |
|
Tycho2 |
2188-01393-1 |
|
Gaia DR2 |
1797237762322033536 |
|
