20579+4442 COU 2649
20h 57m 50.23s +44° 42' 57.5" P.A. 143.00 sep 0.6 mag 10.70,10.71 Sp K0
| Coord 2000 |
20579+4442 |
|
Discov num |
COU2649 |
|
Comp |
|
|
Coord arcsec 2000 |
20 57 50.23 +44 42 57.5 |
|
| Date first |
1991 |
|
Date last |
2014 |
|
Obs |
5 |
|
| Pa first |
158 |
|
Pa last |
142.8 |
|
P.A. Now (θ) |
142.8° |
|
| Sep first |
0.5 |
|
Sep last |
0.559 |
|
Sep. Now (ρ) |
0.559" |
|
| Mag pri |
10.70 |
|
Mag sec |
10.71 |
|
delta mag (ΔM) |
0.01 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
+030 |
|
Sec motion ra |
+030 |
|
| Pri motion dec |
+033 |
|
Sec motion dec |
+033 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3179-00394-1 |
|
Gaia DR2 |
2163010779411443200 |
|
