21268+3050 A 1221
21h 26m 47.43s +30° 49' 40.9" P.A. 74.00 sep 1.2 mag 9.71,11.57 Sp K0
| Coord 2000 |
21268+3050 |
|
Discov num |
A 1221 |
|
Comp |
|
|
Coord arcsec 2000 |
21 26 47.43 +30 49 40.9 |
|
| Date first |
1905 |
|
Date last |
2008 |
|
Obs |
11 |
|
| Pa first |
47 |
|
Pa last |
74.3 |
|
P.A. Now (θ) |
74.3° |
|
| Sep first |
1.1 |
|
Sep last |
1.209 |
|
Sep. Now (ρ) |
1.209" |
|
| Mag pri |
9.71 |
|
Mag sec |
11.57 |
|
delta mag (ΔM) |
1.86 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
+089 |
|
Sec motion ra |
+089 |
|
| Pri motion dec |
+008 |
|
Sec motion dec |
+008 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2703-01372-1 |
|
Gaia DR2 |
1850374406217958912 |
|
