20201+3921 ES 2050 AB
20h 20m 06.87s +39° 21' 17.6" P.A. 92.00 sep 5.9 mag 9.50,12.50
| Coord 2000 |
20201+3921 |
|
Discov num |
ES 2050 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 20 06.87 +39 21 17.6 |
|
| Date first |
1923 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
93 |
|
Pa last |
92.2 |
|
P.A. Now (θ) |
92.2° |
|
| Sep first |
6.0 |
|
Sep last |
5.861 |
|
Sep. Now (ρ) |
5.861" |
|
| Mag pri |
9.50 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
3 |
|
Spectral class |
|
|
| Pri motion ra |
-005 |
|
Sec motion ra |
|
|
| Pri motion dec |
-004 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
20201+3921 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 20 07 +39 21 18 |
ES 2050 AB |
2015 |
7 |
92 |
5.9 |
9.50 |
12.50 |
3.00 |
|
<=== |
| Show |
|
|
20 20 07 +39 21 18 |
ES 2050 AC |
2015 |
10 |
191 |
11.2 |
9.50 |
13.80 |
4.30 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3152-01557-1 |
|
Gaia DR2 |
2061461912692370688 |
|
