20405+2346 BKO 621 BD
20h 40m 28.89s +23° 46' 19.5" P.A. 30.00 sep 8.2 mag 14.00,14.10
| Coord 2000 |
20405+2346 |
|
Discov num |
BKO 621 |
|
Comp |
BD |
|
Coord arcsec 2000 |
20 40 28.89 +23 46 19.5 |
|
| Date first |
2000 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
30 |
|
Pa last |
30.1 |
|
P.A. Now (θ) |
30.1° |
|
| Sep first |
8.4 |
|
Sep last |
8.219 |
|
Sep. Now (ρ) |
8.219" |
|
| Mag pri |
14.00 |
|
Mag sec |
14.10 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
|
|
| Pri motion ra |
+002 |
|
Sec motion ra |
+039 |
|
| Pri motion dec |
-001 |
|
Sec motion dec |
+051 |
|
| Notes |
|
|
rPM=0.994
This double is not physical.
20405+2346 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 40 28 +23 46 29 |
POU 4848 AB |
2015 |
9 |
119 |
18.7 |
13.10 |
14.00 |
0.90 |
|
|
| Show |
|
|
20 40 29 +23 46 20 |
POU 4849 BC |
2015 |
9 |
56 |
18.3 |
14.00 |
14.30 |
0.30 |
|
|
| Show |
|
|
20 40 29 +23 46 20 |
BKO 621 BD |
2015 |
4 |
30 |
8.2 |
14.00 |
14.10 |
0.10 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Gaia DR2 |
1819167276923672576 |
|
