20312+4137 J 1196
20h 31m 08.22s +41° 35' 32.6" P.A. 9.00 sep 4.7 mag 11.30,12.20 Sp G
Coord 2000 |
20312+4137 |
|
Discov num |
J 1196 |
|
Comp |
|
|
Coord arcsec 2000 |
20 31 08.22 +41 35 32.6 |
|
Date first |
1915 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
16 |
|
Pa last |
9.2 |
|
P.A. Now (θ) |
9.2° |
|
Sep first |
3.8 |
|
Sep last |
4.7 |
|
Sep. Now (ρ) |
4.7" |
|
Mag pri |
11.30 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
0.9 |
|
Spectral class |
G (yellow) |
|
Pri motion ra |
-015 |
|
Sec motion ra |
+010 |
|
Pri motion dec |
-084 |
|
Sec motion dec |
+021 |
|
Notes |
|
|
rPM=1.265
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3161-00600-1 |
|
Gaia DR2 |
2067847055891837952 |
|