20572+3920 BKO 474
20h 57m 10.47s +39° 20' 19.9" P.A. 24.00 sep 3.3 mag 13.00,13.00
| Coord 2000 |
20572+3920 |
|
Discov num |
BKO 474 |
|
Comp |
|
|
Coord arcsec 2000 |
20 57 10.47 +39 20 19.9 |
|
| Date first |
1998 |
|
Date last |
2020 |
|
Obs |
6 |
|
| Pa first |
21 |
|
Pa last |
23.7 |
|
P.A. Now (θ) |
23.7° |
|
| Sep first |
3.4 |
|
Sep last |
3.32 |
|
Sep. Now (ρ) |
3.32" |
|
| Mag pri |
13.00 |
|
Mag sec |
13.00 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
|
|
| Pri motion ra |
-033 |
|
Sec motion ra |
|
|
| Pri motion dec |
-049 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1872651340741495680 |
|
