21081+2353 TDS 1118
21h 08m 07.71s +23° 53' 13.8" P.A. 233.00 sep 2.2 mag 10.51,11.32
Coord 2000 |
21081+2353 |
|
Discov num |
TDS1118 |
|
Comp |
|
|
Coord arcsec 2000 |
21 08 07.71 +23 53 13.8 |
|
Date first |
1991 |
|
Date last |
2015 |
|
Obs |
5 |
|
Pa first |
234 |
|
Pa last |
233.4 |
|
P.A. Now (θ) |
233.4° |
|
Sep first |
2.2 |
|
Sep last |
2.154 |
|
Sep. Now (ρ) |
2.154" |
|
Mag pri |
10.51 |
|
Mag sec |
11.32 |
|
delta mag (ΔM) |
0.81 |
|
Spectral class |
|
|
Pri motion ra |
-021 |
|
Sec motion ra |
-021 |
|
Pri motion dec |
-020 |
|
Sec motion dec |
-020 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Vulpecula |
|
Tycho2 |
2173-01949-1 |
|
Gaia DR2 |
1840141908628832512 |
|