20197+2447 BKO 825
20h 19m 39.74s +24° 46' 39.3" P.A. 249.00 sep 4.7 mag 13.30,13.80
Coord 2000 |
20197+2447 |
|
Discov num |
BKO 825 |
|
Comp |
|
|
Coord arcsec 2000 |
20 19 39.74 +24 46 39.3 |
|
Date first |
1998 |
|
Date last |
2015 |
|
Obs |
5 |
|
Pa first |
249 |
|
Pa last |
248.7 |
|
P.A. Now (θ) |
248.7° |
|
Sep first |
4.7 |
|
Sep last |
4.68 |
|
Sep. Now (ρ) |
4.68" |
|
Mag pri |
13.30 |
|
Mag sec |
13.80 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
Pri motion ra |
+029 |
|
Sec motion ra |
|
|
Pri motion dec |
+010 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Vulpecula |
|
Gaia DR2 |
1832185224032508288 |
|