20431+4637 BRT 2273
20h 43m 10.04s +46° 37' 05.9" P.A. 308.00 sep 4.7 mag 11.53,11.90
| Coord 2000 |
20431+4637 |
|
Discov num |
BRT2273 |
|
Comp |
|
|
Coord arcsec 2000 |
20 43 10.04 +46 37 05.9 |
|
| Date first |
1892 |
|
Date last |
2015 |
|
Obs |
6 |
|
| Pa first |
307 |
|
Pa last |
308.1 |
|
P.A. Now (θ) |
308.1° |
|
| Sep first |
4.5 |
|
Sep last |
4.685 |
|
Sep. Now (ρ) |
4.685" |
|
| Mag pri |
11.53 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
0.37 |
|
Spectral class |
|
|
| Pri motion ra |
-012 |
|
Sec motion ra |
-013 |
|
| Pri motion dec |
-012 |
|
Sec motion dec |
-010 |
|
| Notes |
|
|
rPM=0.132 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3574-03051-1 |
|
Gaia DR2 |
2166598451490466560 |
|
