21019+4802 COU 2650
21h 01m 52.59s +48° 02' 19.4" P.A. 256.00 sep 2.0 mag 10.57,11.40
| Coord 2000 |
21019+4802 |
|
Discov num |
COU2650 |
|
Comp |
|
|
Coord arcsec 2000 |
21 01 52.59 +48 02 19.4 |
|
| Date first |
1990 |
|
Date last |
2016 |
|
Obs |
5 |
|
| Pa first |
256 |
|
Pa last |
255.5 |
|
P.A. Now (θ) |
255.5° |
|
| Sep first |
1.6 |
|
Sep last |
1.956 |
|
Sep. Now (ρ) |
1.956" |
|
| Mag pri |
10.57 |
|
Mag sec |
11.40 |
|
delta mag (ΔM) |
0.83 |
|
Spectral class |
|
|
| Pri motion ra |
-006 |
|
Sec motion ra |
|
|
| Pri motion dec |
-025 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3592-02457-1 |
|
Gaia DR2 |
2165464721875347072 |
|
