20225+4704 HEI 878 AB
20h 22m 30.30s +47° 03' 37.1" P.A. 11.00 sep 2.3 mag 11.19,13.20
| Coord 2000 |
20225+4704 |
|
Discov num |
HEI 878 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 22 30.30 +47 03 37.1 |
|
| Date first |
1991 |
|
Date last |
2016 |
|
Obs |
5 |
|
| Pa first |
5 |
|
Pa last |
11.2 |
|
P.A. Now (θ) |
11.2° |
|
| Sep first |
2.2 |
|
Sep last |
2.313 |
|
Sep. Now (ρ) |
2.313" |
|
| 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.
20225+4704 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 22 30 +47 03 37 |
HEI 878 AB |
2016 |
5 |
11 |
2.3 |
11.19 |
13.20 |
2.01 |
|
<=== |
| Show |
|
|
20 22 30 +47 03 37 |
HEI 878 AC |
2016 |
2 |
92 |
2.1 |
11.19 |
|
|
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
