20553+3944 SEI 1315
20h 55m 18.78s +39° 43' 49.1" P.A. 281.00 sep 29.0 mag 11.72,12.56
| Coord 2000 |
20553+3944 |
|
Discov num |
SEI1315 |
|
Comp |
|
|
Coord arcsec 2000 |
20 55 18.78 +39 43 49.1 |
|
| Date first |
1892 |
|
Date last |
2015 |
|
Obs |
11 |
|
| Pa first |
281 |
|
Pa last |
280.9 |
|
P.A. Now (θ) |
280.9° |
|
| Sep first |
28.5 |
|
Sep last |
28.999 |
|
Sep. Now (ρ) |
28.999" |
|
| Mag pri |
11.72 |
|
Mag sec |
12.56 |
|
delta mag (ΔM) |
0.84 |
|
Spectral class |
|
|
| Pri motion ra |
-001 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
-008 |
|
Sec motion dec |
+002 |
|
| Notes |
|
|
rPM=1.247
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1872908793956965632 |
|
