20203+2331 BKO 644
20h 20m 15.67s +23° 30' 41.8" P.A. 280.00 sep 5.6 mag 13.50,14.00
| Coord 2000 |
20203+2331 |
|
Discov num |
BKO 644 |
|
Comp |
|
|
Coord arcsec 2000 |
20 20 15.67 +23 30 41.8 |
|
| Date first |
2000 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
281 |
|
Pa last |
280.1 |
|
P.A. Now (θ) |
280.1° |
|
| Sep first |
5.6 |
|
Sep last |
5.558 |
|
Sep. Now (ρ) |
5.558" |
|
| Mag pri |
13.50 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
| Pri motion ra |
+012 |
|
Sec motion ra |
|
|
| Pri motion dec |
+012 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Gaia DR2 |
1831845303137616512 |
|