20202+2351 BKO 642
20h 20m 10.16s +23° 51' 27.8" P.A. 31.00 sep 8.5 mag 13.80,14.00
| Coord 2000 |
20202+2351 |
|
Discov num |
BKO 642 |
|
Comp |
|
|
Coord arcsec 2000 |
20 20 10.16 +23 51 27.8 |
|
| Date first |
2000 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
30 |
|
Pa last |
30.5 |
|
P.A. Now (θ) |
30.5° |
|
| Sep first |
8.6 |
|
Sep last |
8.51 |
|
Sep. Now (ρ) |
8.51" |
|
| Mag pri |
13.80 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
|
|
| Pri motion ra |
-022 |
|
Sec motion ra |
|
|
| Pri motion dec |
+011 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Gaia DR2 |
1831871966294821504 |
|
