20131+3209 TDT 2096 Aa,Ab
20h 13m 01.20s +32° 08' 34.9" P.A. 13.00 sep 1.3 mag 10.62,11.18
| Coord 2000 |
20131+3209 |
|
Discov num |
TDT2096 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
20 13 01.20 +32 08 34.9 |
|
| Date first |
1991 |
|
Date last |
2015 |
|
Obs |
2 |
|
| Pa first |
16 |
|
Pa last |
12.5 |
|
P.A. Now (θ) |
12.5° |
|
| Sep first |
1.2 |
|
Sep last |
1.308 |
|
Sep. Now (ρ) |
1.308" |
|
| Mag pri |
10.62 |
|
Mag sec |
11.18 |
|
delta mag (ΔM) |
0.56 |
|
Spectral class |
|
|
| Pri motion ra |
+018 |
|
Sec motion ra |
+018 |
|
| Pri motion dec |
-024 |
|
Sec motion dec |
-024 |
|
| Notes |
|
|
Nature of this double is uncertain.
20131+3209 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 13 01 +32 08 35 |
TDT 2096 Aa,Ab |
2015 |
2 |
13 |
1.3 |
10.62 |
11.18 |
0.56 |
|
<=== |
| Show |
HD 331989 |
|
20 13 01 +32 08 35 |
SEI 1008 AB |
2015 |
9 |
73 |
20.4 |
10.62 |
10.82 |
0.20 |
|
|
| Show |
|
|
20 13 03 +32 08 40 |
FYM 76 BD |
2015 |
9 |
45 |
16.7 |
10.98 |
12.76 |
1.78 |
|
|
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2675-02309-1 |
|
Gaia DR2 |
2054158372361105152 |
|
HD |
331989 |
|
