20437+3243 COU 1633 Aa,Ab
20h 43m 44.64s +32° 42' 35.4" P.A. 239.00 sep 1.9 mag 10.80,12.26
| Coord 2000 |
20437+3243 |
|
Discov num |
COU1633 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
20 43 44.64 +32 42 35.4 |
|
| Date first |
1977 |
|
Date last |
2015 |
|
Obs |
6 |
|
| Pa first |
273 |
|
Pa last |
239.2 |
|
P.A. Now (θ) |
239.2° |
|
| Sep first |
1.3 |
|
Sep last |
1.93 |
|
Sep. Now (ρ) |
1.93" |
|
| Mag pri |
10.80 |
|
Mag sec |
12.26 |
|
delta mag (ΔM) |
1.46 |
|
Spectral class |
|
|
| Pri motion ra |
+003 |
|
Sec motion ra |
+003 |
|
| Pri motion dec |
-005 |
|
Sec motion dec |
-005 |
|
| Notes |
V
(Proper motion indicates physical) |
|
This double is physical.
20437+3243 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 43 45 +32 42 35 |
COU 1633 Aa,Ab |
2015 |
6 |
239 |
1.9 |
10.80 |
12.26 |
1.46 |
|
<=== |
| Show |
|
|
20 43 45 +32 42 35 |
ES 2376 AB |
2019 |
10 |
124 |
7.6 |
10.80 |
12.50 |
1.70 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2691-02832-1 |
|
Gaia DR2 |
1863031438621742208 |
|
