21443+5342 BKO 904
21h 44m 16.43s +53° 42' 19.6" P.A. 324.00 sep 4.4 mag 13.43,13.60
Coord 2000 |
21443+5342 |
|
Discov num |
BKO 904 |
|
Comp |
|
|
Coord arcsec 2000 |
21 44 16.43 +53 42 19.6 |
|
Date first |
2000 |
|
Date last |
2015 |
|
Obs |
4 |
|
Pa first |
327 |
|
Pa last |
324.1 |
|
P.A. Now (θ) |
324.1° |
|
Sep first |
4.3 |
|
Sep last |
4.412 |
|
Sep. Now (ρ) |
4.412" |
|
Mag pri |
13.43 |
|
Mag sec |
13.60 |
|
delta mag (ΔM) |
0.17 |
|
Spectral class |
|
|
Pri motion ra |
+025 |
|
Sec motion ra |
|
|
Pri motion dec |
-020 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
2173516342445953536 |
|