20405+4343 COU 2540
20h 40m 29.01s +43° 43' 12.0" P.A. 117.00 sep 0.4 mag 10.90,11.70
Coord 2000 |
20405+4343 |
|
Discov num |
COU2540 |
|
Comp |
|
|
Coord arcsec 2000 |
20 40 29.01 +43 43 12.0 |
|
Date first |
1988 |
|
Date last |
2008 |
|
Obs |
2 |
|
Pa first |
103 |
|
Pa last |
117.1 |
|
P.A. Now (θ) |
117.1° |
|
Sep first |
0.4 |
|
Sep last |
0.388 |
|
Sep. Now (ρ) |
0.388" |
|
Mag pri |
10.90 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
0.8 |
|
Spectral class |
|
|
Pri motion ra |
+016 |
|
Sec motion ra |
|
|
Pri motion dec |
+010 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3178-00716-1 |
|
Gaia DR2 |
2069660077547174272 |
|