20450+4718 BRT 2274
20h 44m 59.81s +47° 17' 35.1" P.A. 41.00 sep 4.9 mag 11.60,11.60
| Coord 2000 |
20450+4718 |
|
Discov num |
BRT2274 |
|
Comp |
|
|
Coord arcsec 2000 |
20 44 59.81 +47 17 35.1 |
|
| Date first |
1892 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
46 |
|
Pa last |
40.9 |
|
P.A. Now (θ) |
40.9° |
|
| Sep first |
3.2 |
|
Sep last |
4.854 |
|
Sep. Now (ρ) |
4.854" |
|
| Mag pri |
11.60 |
|
Mag sec |
11.60 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
|
|
| Pri motion ra |
-013 |
|
Sec motion ra |
+040 |
|
| Pri motion dec |
-012 |
|
Sec motion dec |
+003 |
|
| Notes |
|
|
rPM=1.373
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3578-00040-1 |
|
Gaia DR2 |
2166743350821953664 |
|
