20415+2317 BKO 838
20h 41m 27.09s +23° 17' 23.6" P.A. 33.00 sep 8.6 mag 13.70,14.00
| Coord 2000 |
20415+2317 |
|
Discov num |
BKO 838 |
|
Comp |
|
|
Coord arcsec 2000 |
20 41 27.09 +23 17 23.6 |
|
| Date first |
1997 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
35 |
|
Pa last |
33.4 |
|
P.A. Now (θ) |
33.4° |
|
| Sep first |
9.0 |
|
Sep last |
8.611 |
|
Sep. Now (ρ) |
8.611" |
|
| Mag pri |
13.70 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
|
|
| Pri motion ra |
-010 |
|
Sec motion ra |
+001 |
|
| Pri motion dec |
-041 |
|
Sec motion dec |
+018 |
|
| Notes |
|
|
rPM=1.422
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Gaia DR2 |
1819087257393345280 |
|
