20559+3921 MLB 958
20h 55m 57.21s +39° 20' 57.3" P.A. 169.00 sep 5.3 mag 10.00,12.00
| Coord 2000 |
20559+3921 |
|
Discov num |
MLB 958 |
|
Comp |
|
|
Coord arcsec 2000 |
20 55 57.21 +39 20 57.3 |
|
| Date first |
1934 |
|
Date last |
2020 |
|
Obs |
9 |
|
| Pa first |
176 |
|
Pa last |
168.7 |
|
P.A. Now (θ) |
168.7° |
|
| Sep first |
5.1 |
|
Sep last |
5.3 |
|
Sep. Now (ρ) |
5.3" |
|
| Mag pri |
10.00 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
2 |
|
Spectral class |
|
|
| Pri motion ra |
-031 |
|
Sec motion ra |
|
|
| Pri motion dec |
+094 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1872836196133788032 |
|
