20559+3922 MLB 957
20h 55m 54.05s +39° 21' 59.1" P.A. 134.00 sep 2.8 mag 11.50,12.00
| Coord 2000 |
20559+3922 |
|
Discov num |
MLB 957 |
|
Comp |
|
|
Coord arcsec 2000 |
20 55 54.05 +39 21 59.1 |
|
| Date first |
1934 |
|
Date last |
2020 |
|
Obs |
5 |
|
| Pa first |
128 |
|
Pa last |
134.4 |
|
P.A. Now (θ) |
134.4° |
|
| Sep first |
2.3 |
|
Sep last |
2.79 |
|
Sep. Now (ρ) |
2.79" |
|
| Mag pri |
11.50 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
| Pri motion ra |
+005 |
|
Sec motion ra |
|
|
| Pri motion dec |
-019 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1872836471011709696 |
|
