21320+3448 COU 1480
21h 31m 54.88s +34° 48' 30.1" P.A. 204.00 sep 1.7 mag 11.44,12.65
Coord 2000 |
21320+3448 |
|
Discov num |
COU1480 |
|
Comp |
|
|
Coord arcsec 2000 |
21 31 54.88 +34 48 30.1 |
|
Date first |
1976 |
|
Date last |
2016 |
|
Obs |
4 |
|
Pa first |
207 |
|
Pa last |
203.8 |
|
P.A. Now (θ) |
203.8° |
|
Sep first |
1.6 |
|
Sep last |
1.721 |
|
Sep. Now (ρ) |
1.721" |
|
Mag pri |
11.44 |
|
Mag sec |
12.65 |
|
delta mag (ΔM) |
1.21 |
|
Spectral class |
|
|
Pri motion ra |
-001 |
|
Sec motion ra |
-001 |
|
Pri motion dec |
+004 |
|
Sec motion dec |
+004 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2712-01176-1 |
|
Gaia DR2 |
1950557546355802112 |
|