20391+3759 SEI 1208
20h 39m 06.78s +37° 59' 03.5" P.A. 11.00 sep 7.5 mag 10.58,11.80
| Coord 2000 |
20391+3759 |
|
Discov num |
SEI1208 |
|
Comp |
|
|
Coord arcsec 2000 |
20 39 06.78 +37 59 03.5 |
|
| Date first |
1896 |
|
Date last |
2015 |
|
Obs |
14 |
|
| Pa first |
2 |
|
Pa last |
11.4 |
|
P.A. Now (θ) |
11.4° |
|
| Sep first |
7.8 |
|
Sep last |
7.5 |
|
Sep. Now (ρ) |
7.5" |
|
| Mag pri |
10.58 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
1.22 |
|
Spectral class |
|
|
| Pri motion ra |
+008 |
|
Sec motion ra |
+005 |
|
| Pri motion dec |
+003 |
|
Sec motion dec |
+016 |
|
| Notes |
|
|
rPM=0.796
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3153-00086-1 |
|
Gaia DR2 |
2063133002867531008 |
|
