21445+3933 A 1447
21h 44m 28.40s +39° 31' 52.1" P.A. 243.00 sep 0.4 mag 10.20,10.20
| Coord 2000 |
21445+3933 |
|
Discov num |
A 1447 |
|
Comp |
|
|
Coord arcsec 2000 |
21 44 28.40 +39 31 52.1 |
|
| Date first |
1906 |
|
Date last |
2009 |
|
Obs |
16 |
|
| Pa first |
302 |
|
Pa last |
243.2 |
|
P.A. Now (θ) |
243.2° |
|
| Sep first |
0.4 |
|
Sep last |
0.37 |
|
Sep. Now (ρ) |
0.37" |
|
| Mag pri |
10.20 |
|
Mag sec |
10.20 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
|
|
| Pri motion ra |
+020 |
|
Sec motion ra |
|
|
| Pri motion dec |
+007 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3188-00151-1 |
|
