21161+4101 COU 2229
21h 16m 08.12s +41° 01' 09.3" P.A. 278.00 sep 0.8 mag 10.12,10.38 Sp B5 dist. 8333.33 pc (27183.32 l.y.)
Coord 2000 |
21161+4101 |
|
Discov num |
COU2229 |
|
Comp |
|
|
Coord arcsec 2000 |
21 16 08.12 +41 01 09.3 |
|
Date first |
1984 |
|
Date last |
2016 |
|
Obs |
7 |
|
Pa first |
273 |
|
Pa last |
277.8 |
|
P.A. Now (θ) |
277.8° |
|
Sep first |
0.5 |
|
Sep last |
0.77 |
|
Sep. Now (ρ) |
0.77" |
|
Mag pri |
10.12 |
|
Mag sec |
10.38 |
|
delta mag (ΔM) |
0.26 |
|
Spectral class |
B5 (blue-white) |
|
Pri motion ra |
-002 |
|
Sec motion ra |
-002 |
|
Pri motion dec |
-003 |
|
Sec motion dec |
-003 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
HIP |
105009 |
|
Tycho2 |
3173-00904-1 |
|
Gaia DR2 |
1968720271552568448 |
|
BD |
BD+40 4463 |
|
Distance |
8333.33 |
|
Distance ly |
27183.32 |
|