20222+4015 BU 665 BC,D
20h 22m 10.21s +40° 13' 06.7" P.A. 131.00 sep 41.0 mag 11.04,13.58
| Coord 2000 |
20222+4015 |
|
Discov num |
BU 665 |
|
Comp |
BC,D |
|
Coord arcsec 2000 |
20 22 10.21 +40 13 06.7 |
|
| Date first |
1911 |
|
Date last |
2002 |
|
Obs |
3 |
|
| Pa first |
134 |
|
Pa last |
131.4 |
|
P.A. Now (θ) |
131.4° |
|
| Sep first |
40.9 |
|
Sep last |
40.982 |
|
Sep. Now (ρ) |
40.982" |
|
| Mag pri |
11.04 |
|
Mag sec |
13.58 |
|
delta mag (ΔM) |
2.54 |
|
Spectral class |
|
|
| Pri motion ra |
-013 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
-017 |
|
Sec motion dec |
-007 |
|
| Notes |
N
U
(See Notes, Proper motion indicates non-physical) |
|
rPM=0.695
This double is not physical.
20222+4015 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
Sadr |
49528 |
20 22 14 +40 15 24 |
BU 665 A,BC |
2010 |
11 |
197 |
147.1 |
2.27 |
11.04 |
8.77 |
|
|
| Show |
|
|
20 22 10 +40 13 07 |
BU 665 BC |
2016 |
11 |
302 |
1.9 |
10.00 |
11.00 |
1.00 |
|
|
| Show |
|
|
20 22 10 +40 13 07 |
BU 665 BC,D |
2002 |
3 |
131 |
41.0 |
11.04 |
13.58 |
2.54 |
|
<=== |
Quadruple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
2067518679874299776 |
|
