20379+4005 ES 1978
20h 37m 54.86s +40° 06' 46.1" P.A. 136.00 sep 2.9 mag 10.78,11.80
| Coord 2000 |
20379+4005 |
|
Discov num |
ES 1978 |
|
Comp |
|
|
Coord arcsec 2000 |
20 37 54.86 +40 06 46.1 |
|
| Date first |
1922 |
|
Date last |
2016 |
|
Obs |
6 |
|
| Pa first |
135 |
|
Pa last |
135.8 |
|
P.A. Now (θ) |
135.8° |
|
| Sep first |
3.2 |
|
Sep last |
2.91 |
|
Sep. Now (ρ) |
2.91" |
|
| Mag pri |
10.78 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
1.02 |
|
Spectral class |
|
|
| Pri motion ra |
-018 |
|
Sec motion ra |
+009 |
|
| Pri motion dec |
+030 |
|
Sec motion dec |
+018 |
|
| Notes |
U
(Proper motion indicates non-physical) |
|
rPM=0.845
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3157-01161-1 |
|
Gaia DR2 |
2064473719856086144 |
|
