21202+5411 HDS 3036 (HD 203437)
21h 20m 14.15s +54° 11' 02.0" P.A. 165.00 sep 0.4 mag 8.19,10.03 Sp B9 dist. 1818.18 pc (5930.9 l.y.)
Coord 2000 |
21202+5411 |
|
Discov num |
HDS3036 |
|
Comp |
|
|
Coord arcsec 2000 |
21 20 14.15 +54 11 02.0 |
|
Date first |
1991 |
|
Date last |
2016 |
|
Obs |
3 |
|
Pa first |
179 |
|
Pa last |
165.4 |
|
P.A. Now (θ) |
165.4° |
|
Sep first |
0.3 |
|
Sep last |
0.392 |
|
Sep. Now (ρ) |
0.392" |
|
Mag pri |
8.19 |
|
Mag sec |
10.03 |
|
delta mag (ΔM) |
1.84 |
|
Spectral class |
B9 (blue-white) |
|
Pri motion ra |
+004 |
|
Sec motion ra |
|
|
Pri motion dec |
+002 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 203437 |
|
Constellation |
Cygnus |
|
SAO |
33336 |
|
HIP |
105343 |
|
Tycho2 |
3966-00019-1 |
|
Gaia DR2 |
2176124414076321280 |
|
HD |
203437 |
|
BD |
BD+53 2605 |
|
Distance |
1818.18 |
|
Distance ly |
5930.9 |
|