21210+3304 J 1229
21h 21m 00.12s +33° 04' 56.9" P.A. 305.00 sep 2.2 mag 10.69,11.20
| Coord 2000 |
21210+3304 |
|
Discov num |
J 1229 |
|
Comp |
|
|
Coord arcsec 2000 |
21 21 00.12 +33 04 56.9 |
|
| Date first |
1915 |
|
Date last |
2017 |
|
Obs |
14 |
|
| Pa first |
296 |
|
Pa last |
304.5 |
|
P.A. Now (θ) |
304.5° |
|
| Sep first |
1.4 |
|
Sep last |
2.215 |
|
Sep. Now (ρ) |
2.215" |
|
| Mag pri |
10.69 |
|
Mag sec |
11.20 |
|
delta mag (ΔM) |
0.51 |
|
Spectral class |
|
|
| Pri motion ra |
+070 |
|
Sec motion ra |
|
|
| Pri motion dec |
-048 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2707-00764-1 |
|
Gaia DR2 |
1854567398115822080 |
|
