20577+3926 SEI 1334
20h 57m 42.98s +39° 25' 20.5" P.A. 106.00 sep 16.9 mag 11.13,11.96
Coord 2000 |
20577+3926 |
|
Discov num |
SEI1334 |
|
Comp |
|
|
Coord arcsec 2000 |
20 57 42.98 +39 25 20.5 |
|
Date first |
1892 |
|
Date last |
2015 |
|
Obs |
12 |
|
Pa first |
111 |
|
Pa last |
106.1 |
|
P.A. Now (θ) |
106.1° |
|
Sep first |
15.5 |
|
Sep last |
16.874 |
|
Sep. Now (ρ) |
16.874" |
|
Mag pri |
11.13 |
|
Mag sec |
11.96 |
|
delta mag (ΔM) |
0.83 |
|
Spectral class |
|
|
Pri motion ra |
-011 |
|
Sec motion ra |
+007 |
|
Pri motion dec |
-015 |
|
Sec motion dec |
-011 |
|
Notes |
|
|
rPM=0.991
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3171-00305-1 |
|
Gaia DR2 |
1873027408076759168 |
|