21057+3215 KU 130
21h 05m 43.84s +32° 14' 57.4" P.A. 57.00 sep 19.4 mag 10.21,11.36 Sp F0
Coord 2000 |
21057+3215 |
|
Discov num |
KU 130 |
|
Comp |
|
|
Coord arcsec 2000 |
21 05 43.84 +32 14 57.4 |
|
Date first |
1893 |
|
Date last |
2016 |
|
Obs |
15 |
|
Pa first |
59 |
|
Pa last |
57.1 |
|
P.A. Now (θ) |
57.1° |
|
Sep first |
19.0 |
|
Sep last |
19.446 |
|
Sep. Now (ρ) |
19.446" |
|
Mag pri |
10.21 |
|
Mag sec |
11.36 |
|
delta mag (ΔM) |
1.15 |
|
Spectral class |
F0 (yellow-white) |
|
Pri motion ra |
+000 |
|
Sec motion ra |
+000 |
|
Pri motion dec |
-003 |
|
Sec motion dec |
-001 |
|
Notes |
|
|
rPM=0.667
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2705-01720-1 |
|
Gaia DR2 |
1865162326521142912 |
|