20417+2318 BKO 839
20h 41m 42.78s +23° 18' 19.7" P.A. 346.00 sep 8.3 mag 13.40,14.70
| Coord 2000 |
20417+2318 |
|
Discov num |
BKO 839 |
|
Comp |
|
|
Coord arcsec 2000 |
20 41 42.78 +23 18 19.7 |
|
| Date first |
1997 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
346 |
|
Pa last |
345.7 |
|
P.A. Now (θ) |
345.7° |
|
| Sep first |
8.3 |
|
Sep last |
8.277 |
|
Sep. Now (ρ) |
8.277" |
|
| Mag pri |
13.40 |
|
Mag sec |
14.70 |
|
delta mag (ΔM) |
1.3 |
|
Spectral class |
|
|
| Pri motion ra |
+004 |
|
Sec motion ra |
|
|
| Pri motion dec |
+004 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Gaia DR2 |
1819075983102989696 |
|
