21573+6118 BU 275 (HD 208905)
21h 57m 17.67s +61° 17' 43.1" P.A. 170.00 sep 0.4 mag 7.18,8.99 Sp B1Vp dist. 1030.93 pc (3362.89 l.y.)
Coord 2000 |
21573+6118 |
|
Discov num |
BU 275 |
|
Comp |
|
|
Coord arcsec 2000 |
21 57 17.67 +61 17 43.1 |
|
Date first |
1876 |
|
Date last |
2008 |
|
Obs |
54 |
|
Pa first |
183 |
|
Pa last |
170.2 |
|
P.A. Now (θ) |
170.2° |
|
Sep first |
0.3 |
|
Sep last |
0.434 |
|
Sep. Now (ρ) |
0.434" |
|
Mag pri |
7.18 |
|
Mag sec |
8.99 |
|
delta mag (ΔM) |
1.81 |
|
Spectral class |
B1Vp (blue-white) |
|
Pri motion ra |
-001 |
|
Sec motion ra |
-001 |
|
Pri motion dec |
+001 |
|
Sec motion dec |
+001 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 208905 |
|
Constellation |
Cepheus |
|
SAO |
19758 |
|
HIP |
108372 |
|
Tycho2 |
4262-01454-1 |
|
HD |
208905 |
|
GC |
30744 |
|
BD |
BD+60 2320 |
|
Distance |
1030.93 |
|
Distance ly |
3362.89 |
|