21400+5316 TDS 1138
21h 39m 59.85s +53° 16' 27.5" P.A. 98.00 sep 1.1 mag 11.58,11.89
| Coord 2000 |
21400+5316 |
|
Discov num |
TDS1138 |
|
Comp |
|
|
Coord arcsec 2000 |
21 39 59.85 +53 16 27.5 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
98 |
|
Pa last |
97.9 |
|
P.A. Now (θ) |
97.9° |
|
| Sep first |
1.1 |
|
Sep last |
1.133 |
|
Sep. Now (ρ) |
1.133" |
|
| Mag pri |
11.58 |
|
Mag sec |
11.89 |
|
delta mag (ΔM) |
0.31 |
|
Spectral class |
|
|
| Pri motion ra |
-006 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
+001 |
|
Sec motion dec |
+001 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3967-03464-1 |
|
Gaia DR2 |
2173401477844748672 |
|
