20222+4015 BU 665 BC
20h 22m 10.21s +40° 13' 06.7" P.A. 302.00 sep 1.9 mag 10.00,11.00
Coord 2000 |
20222+4015 |
|
Discov num |
BU 665 |
|
Comp |
BC |
|
Coord arcsec 2000 |
20 22 10.21 +40 13 06.7 |
|
Date first |
1878 |
|
Date last |
2016 |
|
Obs |
11 |
|
Pa first |
305 |
|
Pa last |
301.8 |
|
P.A. Now (θ) |
301.8° |
|
Sep first |
1.4 |
|
Sep last |
1.867 |
|
Sep. Now (ρ) |
1.867" |
|
Mag pri |
10.00 |
|
Mag sec |
11.00 |
|
delta mag (ΔM) |
1 |
|
Spectral class |
|
|
Pri motion ra |
-014 |
|
Sec motion ra |
|
|
Pri motion dec |
-017 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
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 |
|