20390+3804 SEI 1204
20h 39m 08.89s +38° 05' 13.0" P.A. 291.00 sep 7.8 mag 10.90,12.50
| Coord 2000 |
20390+3804 |
|
Discov num |
SEI1204 |
|
Comp |
|
|
Coord arcsec 2000 |
20 39 08.89 +38 05 13.0 |
|
| Date first |
1895 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
39 |
|
Pa last |
291.4 |
|
P.A. Now (θ) |
291.4° |
|
| Sep first |
9.2 |
|
Sep last |
7.8 |
|
Sep. Now (ρ) |
7.8" |
|
| Mag pri |
10.90 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
1.6 |
|
Spectral class |
|
|
| Pri motion ra |
-014 |
|
Sec motion ra |
+045 |
|
| Pri motion dec |
+004 |
|
Sec motion dec |
+030 |
|
| Notes |
R
(Red magnitudes) |
|
rPM=1.192
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
2063135751646636544 |
|