21183+4140 COU 2302 AB
21h 18m 19.27s +41° 40' 06.3" P.A. 63.00 sep 1.3 mag 10.35,12.32
Coord 2000 |
21183+4140 |
|
Discov num |
COU2302 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 18 19.27 +41 40 06.3 |
|
Date first |
1985 |
|
Date last |
2014 |
|
Obs |
7 |
|
Pa first |
60 |
|
Pa last |
63.2 |
|
P.A. Now (θ) |
63.2° |
|
Sep first |
0.9 |
|
Sep last |
1.297 |
|
Sep. Now (ρ) |
1.297" |
|
Mag pri |
10.35 |
|
Mag sec |
12.32 |
|
delta mag (ΔM) |
1.97 |
|
Spectral class |
|
|
Pri motion ra |
-003 |
|
Sec motion ra |
-003 |
|
Pri motion dec |
-004 |
|
Sec motion dec |
-004 |
|
Notes |
|
|
Nature of this double is uncertain.
21183+4140 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
21 18 19 +41 40 06 |
COU 2302 AB |
2014 |
7 |
63 |
1.3 |
10.35 |
12.32 |
1.97 |
|
<=== |
Show |
|
|
21 18 19 +41 40 06 |
GII 30 AB,C |
2020 |
5 |
187 |
14.1 |
10.17 |
13.15 |
2.98 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3177-00170-1 |
|
Gaia DR2 |
1968853900876723456 |
|