20121+3330 BKO 898
20h 12m 07.78s +33° 30' 06.6" P.A. 65.00 sep 4.7 mag 10.82,13.10
| Coord 2000 |
20121+3330 |
|
Discov num |
BKO 898 |
|
Comp |
|
|
Coord arcsec 2000 |
20 12 07.78 +33 30 06.6 |
|
| Date first |
1998 |
|
Date last |
2016 |
|
Obs |
5 |
|
| Pa first |
65 |
|
Pa last |
65.2 |
|
P.A. Now (θ) |
65.2° |
|
| Sep first |
4.5 |
|
Sep last |
4.725 |
|
Sep. Now (ρ) |
4.725" |
|
| Mag pri |
10.82 |
|
Mag sec |
13.10 |
|
delta mag (ΔM) |
2.28 |
|
Spectral class |
|
|
| Pri motion ra |
-034 |
|
Sec motion ra |
+121 |
|
| Pri motion dec |
-017 |
|
Sec motion dec |
+050 |
|
| Notes |
|
|
rPM=1.29
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2675-01058-1 |
|
Gaia DR2 |
2055236413445270784 |
|
