21280+5317 HDS 3055 (HD 204614)
21h 27m 59.77s +53° 17' 21.4" P.A. 35.00 sep 0.4 mag 7.28,9.89 Sp A0 dist. 187.97 pc (613.16 l.y.)
Coord 2000 |
21280+5317 |
|
Discov num |
HDS3055 |
|
Comp |
|
|
Coord arcsec 2000 |
21 27 59.77 +53 17 21.4 |
|
Date first |
1991 |
|
Date last |
2014 |
|
Obs |
5 |
|
Pa first |
33 |
|
Pa last |
34.5 |
|
P.A. Now (θ) |
34.5° |
|
Sep first |
0.5 |
|
Sep last |
0.402 |
|
Sep. Now (ρ) |
0.402" |
|
Mag pri |
7.28 |
|
Mag sec |
9.89 |
|
delta mag (ΔM) |
2.61 |
|
Spectral class |
A0 (white) |
|
Pri motion ra |
+023 |
|
Sec motion ra |
|
|
Pri motion dec |
-002 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 204614 |
|
Constellation |
Cygnus |
|
SAO |
33446 |
|
HIP |
105990 |
|
Tycho2 |
3966-01400-1 |
|
Gaia DR2 |
2172871685029873792 |
|
HD |
204614 |
|
GC |
30068 |
|
BD |
BD+52 2945 |
|
Distance |
187.97 |
|
Distance ly |
613.16 |
|