20301+2509 BKO 589
20h 30m 08.88s +25° 08' 31.1" P.A. 84.00 sep 5.2 mag 11.10,12.80
| Coord 2000 |
20301+2509 |
|
Discov num |
BKO 589 |
|
Comp |
|
|
Coord arcsec 2000 |
20 30 08.88 +25 08 31.1 |
|
| Date first |
1997 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
83 |
|
Pa last |
83.6 |
|
P.A. Now (θ) |
83.6° |
|
| Sep first |
5.3 |
|
Sep last |
5.249 |
|
Sep. Now (ρ) |
5.249" |
|
| Mag pri |
11.10 |
|
Mag sec |
12.80 |
|
delta mag (ΔM) |
1.7 |
|
Spectral class |
|
|
| Pri motion ra |
+004 |
|
Sec motion ra |
|
|
| Pri motion dec |
-001 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Tycho2 |
2160-00403-1 |
|
Gaia DR2 |
1831774865663196928 |
|
HD |
340500 |
|
