20311+3847 SEI 1150
20h 31m 05.27s +38° 47' 01.8" P.A. 74.00 sep 21.6 mag 11.28,12.30 Sp F2
Coord 2000 |
20311+3847 |
|
Discov num |
SEI1150 |
|
Comp |
|
|
Coord arcsec 2000 |
20 31 05.27 +38 47 01.8 |
|
Date first |
1895 |
|
Date last |
2015 |
|
Obs |
13 |
|
Pa first |
75 |
|
Pa last |
74.4 |
|
P.A. Now (θ) |
74.4° |
|
Sep first |
22.3 |
|
Sep last |
21.563 |
|
Sep. Now (ρ) |
21.563" |
|
Mag pri |
11.28 |
|
Mag sec |
12.30 |
|
delta mag (ΔM) |
1.02 |
|
Spectral class |
F2 (yellow-white) |
|
Pri motion ra |
-012 |
|
Sec motion ra |
-023 |
|
Pri motion dec |
-104 |
|
Sec motion dec |
-098 |
|
Notes |
N
(See Notes) |
|
rPM=0.12 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
2064107926079227648 |
|