21224+5218 ES 2708 (HD 203764)
21h 22m 25.99s +52° 17' 54.0" P.A. 40.00 sep 29.9 mag 8.68,8.97 Sp A0+A3 dist. 260.42 pc (849.49 l.y.)
| Coord 2000 |
21224+5218 |
|
Discov num |
ES 2708 |
|
Comp |
|
|
Coord arcsec 2000 |
21 22 25.99 +52 17 54.0 |
|
| Date first |
1878 |
|
Date last |
2015 |
|
Obs |
21 |
|
| Pa first |
40 |
|
Pa last |
39.9 |
|
P.A. Now (θ) |
39.9° |
|
| Sep first |
29.0 |
|
Sep last |
29.86 |
|
Sep. Now (ρ) |
29.86" |
|
| Mag pri |
8.68 |
|
Mag sec |
8.97 |
|
delta mag (ΔM) |
0.29 |
|
Spectral class |
A0+A3 (white/white) |
|
| Pri motion ra |
+008 |
|
Sec motion ra |
+008 |
|
| Pri motion dec |
+007 |
|
Sec motion dec |
+007 |
|
| Notes |
N
T
(See Notes, Parallax indicates physical) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 203764 |
|
Constellation |
Cygnus |
|
SAO |
33363 |
|
HIP |
105531 |
|
| Tycho2 |
3601-01283-1 |
|
Gaia DR2 |
2172398139113451136 |
|
HD |
203764 |
|
BD |
BD+51 3050 |
|
| Distance |
260.42 |
|
Distance ly |
849.49 |
|
