20554+3059 J 2329
20h 54m 48.99s +30° 59' 11.4" P.A. 11.00 sep 6.5 mag 11.30,13.60
| Coord 2000 |
20554+3059 |
|
Discov num |
J 2329 |
|
Comp |
|
|
Coord arcsec 2000 |
20 54 48.99 +30 59 11.4 |
|
| Date first |
1942 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
5 |
|
Pa last |
11.4 |
|
P.A. Now (θ) |
11.4° |
|
| Sep first |
5.0 |
|
Sep last |
6.5 |
|
Sep. Now (ρ) |
6.5" |
|
| Mag pri |
11.30 |
|
Mag sec |
13.60 |
|
delta mag (ΔM) |
2.3 |
|
Spectral class |
|
|
| Pri motion ra |
+006 |
|
Sec motion ra |
|
|
| Pri motion dec |
+000 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2688-01150-1 |
|
Gaia DR2 |
1858838897713390464 |
|
