21552+4700 TDT 3240
21h 55m 11.83s +47° 00' 05.9" P.A. 7.00 sep 1.7 mag 11.66,12.10
| Coord 2000 |
21552+4700 |
|
Discov num |
TDT3240 |
|
Comp |
|
|
Coord arcsec 2000 |
21 55 11.83 +47 00 05.9 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
7 |
|
Pa last |
6.7 |
|
P.A. Now (θ) |
6.7° |
|
| Sep first |
1.7 |
|
Sep last |
1.74 |
|
Sep. Now (ρ) |
1.74" |
|
| Mag pri |
11.66 |
|
Mag sec |
12.10 |
|
delta mag (ΔM) |
0.44 |
|
Spectral class |
|
|
| Pri motion ra |
+001 |
|
Sec motion ra |
|
|
| Pri motion dec |
-002 |
|
Sec motion dec |
|
|
| Notes |
X
(Dubious double) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3608-01949-1 |
|
Gaia DR2 |
1975978083383331200 |
|
