20225+4704 HEI 878
20h 22m 30.30s +47° 03' 37.1" P.A. 10.00 sep 2.3 mag 11.19,13.20
| Coord 2000 |
20225+4704 |
|
Discov num |
HEI 878 |
|
Comp |
|
|
Coord arcsec 2000 |
20 22 30.30 +47 03 37.1 |
|
| Date first |
1991 |
|
Date last |
2016 |
|
Obs |
2 |
|
| Pa first |
5 |
|
Pa last |
10 |
|
P.A. Now (θ) |
10° |
|
| Sep first |
2.2 |
|
Sep last |
2.3 |
|
Sep. Now (ρ) |
2.3" |
|
| Mag pri |
11.19 |
|
Mag sec |
13.20 |
|
delta mag (ΔM) |
2.01 |
|
Spectral class |
|
|
| Pri motion ra |
-008 |
|
Sec motion ra |
|
|
| Pri motion dec |
-012 |
|
Sec motion dec |
|
|
| Notes |
U
(Proper motion indicates non-physical) |
|
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3576-01544-1 |
|
Gaia DR2 |
2083364291703226496 |
|
