20183+3953 BKO 822 (HD 228834)
20h 18m 15.65s +39° 53' 05.8" P.A. 60.00 sep 7.1 mag 8.75,12.00 Sp B2I dist. 520.83 pc (1698.95 l.y.)
Coord 2000 |
20183+3953 |
|
Discov num |
BKO 822 |
|
Comp |
|
|
Coord arcsec 2000 |
20 18 15.65 +39 53 05.8 |
|
Date first |
1998 |
|
Date last |
2014 |
|
Obs |
5 |
|
Pa first |
61 |
|
Pa last |
59.9 |
|
P.A. Now (θ) |
59.9° |
|
Sep first |
7.1 |
|
Sep last |
7.133 |
|
Sep. Now (ρ) |
7.133" |
|
Mag pri |
8.75 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
3.25 |
|
Spectral class |
B2I (blue-white) |
|
Pri motion ra |
-005 |
|
Sec motion ra |
+010 |
|
Pri motion dec |
-010 |
|
Sec motion dec |
-013 |
|
Notes |
|
|
rPM=0.933
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 228834 |
|
Constellation |
Cygnus |
|
SAO |
69798 |
|
HIP |
100085 |
|
Tycho2 |
3155-01332-1 |
|
Gaia DR2 |
2062241436374469248 |
|
HD |
228834 |
|
BD |
BD+39 4126 |
|
Distance |
520.83 |
|
Distance ly |
1698.95 |
|