20311+2429 BKO 450 BC
20h 31m 05.12s +24° 29' 35.5" P.A. 291.00 sep 1.4 mag 13.50,14.00
| Coord 2000 |
20311+2429 |
|
Discov num |
BKO 450 |
|
Comp |
BC |
|
Coord arcsec 2000 |
20 31 05.12 +24 29 35.5 |
|
| Date first |
2008 |
|
Date last |
2008 |
|
Obs |
1 |
|
| Pa first |
291 |
|
Pa last |
290.5 |
|
P.A. Now (θ) |
290.5° |
|
| Sep first |
1.4 |
|
Sep last |
1.41 |
|
Sep. Now (ρ) |
1.41" |
|
| Mag pri |
13.50 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
| Pri motion ra |
+043 |
|
Sec motion ra |
|
|
| Pri motion dec |
-032 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
20311+2429 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 31 06 +24 29 32 |
POU 4553 AB |
2015 |
6 |
282 |
12.8 |
12.53 |
13.50 |
0.97 |
|
|
| Show |
|
|
20 31 05 +24 29 36 |
BKO 450 BC |
2008 |
1 |
291 |
1.4 |
13.50 |
14.00 |
0.50 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Gaia DR2 |
1831601928805097984 |
|
