21056+3421 TDS 1114
21h 05m 33.61s +34° 21' 04.5" P.A. 258.00 sep 0.8 mag 11.71,11.98
| Coord 2000 |
21056+3421 |
|
Discov num |
TDS1114 |
|
Comp |
|
|
Coord arcsec 2000 |
21 05 33.61 +34 21 04.5 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
258 |
|
Pa last |
257.7 |
|
P.A. Now (θ) |
257.7° |
|
| Sep first |
0.8 |
|
Sep last |
0.829 |
|
Sep. Now (ρ) |
0.829" |
|
| Mag pri |
11.71 |
|
Mag sec |
11.98 |
|
delta mag (ΔM) |
0.27 |
|
Spectral class |
|
|
| Pri motion ra |
-012 |
|
Sec motion ra |
-012 |
|
| Pri motion dec |
+013 |
|
Sec motion dec |
+013 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2709-02090-1 |
|
Gaia DR2 |
1867869873903714304 |
|
