20398+2512 BKO 617
20h 39m 48.52s +25° 12' 03.4" P.A. 285.00 sep 4.9 mag 14.50,15.20
Coord 2000 |
20398+2512 |
|
Discov num |
BKO 617 |
|
Comp |
|
|
Coord arcsec 2000 |
20 39 48.52 +25 12 03.4 |
|
Date first |
2000 |
|
Date last |
2015 |
|
Obs |
5 |
|
Pa first |
287 |
|
Pa last |
284.8 |
|
P.A. Now (θ) |
284.8° |
|
Sep first |
4.9 |
|
Sep last |
4.872 |
|
Sep. Now (ρ) |
4.872" |
|
Mag pri |
14.50 |
|
Mag sec |
15.20 |
|
delta mag (ΔM) |
0.7 |
|
Spectral class |
|
|
Pri motion ra |
+038 |
|
Sec motion ra |
|
|
Pri motion dec |
-022 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Vulpecula |
|
Gaia DR2 |
1855527787159190528 |
|