20528+4551 COU 2647
20h 52m 49.94s +45° 50' 55.5" P.A. 225.00 sep 0.4 mag 9.90,11.10 Sp F0
| Coord 2000 |
20528+4551 |
|
Discov num |
COU2647 |
|
Comp |
|
|
Coord arcsec 2000 |
20 52 49.94 +45 50 55.5 |
|
| Date first |
1991 |
|
Date last |
2014 |
|
Obs |
4 |
|
| Pa first |
238 |
|
Pa last |
224.7 |
|
P.A. Now (θ) |
224.7° |
|
| Sep first |
0.4 |
|
Sep last |
0.372 |
|
Sep. Now (ρ) |
0.372" |
|
| Mag pri |
9.90 |
|
Mag sec |
11.10 |
|
delta mag (ΔM) |
1.2 |
|
Spectral class |
F0 (yellow-white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
|
|
| Pri motion dec |
-011 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3575-03251-1 |
|
Gaia DR2 |
2163361386181374592 |
|
