20209-1939 BU 662 AB (HD 193459)
20h 20m 56.79s -19° 38' 32.6" P.A. 4.00 sep 125.2 mag 8.91,10.81 Sp K2III:
| Coord 2000 |
20209-1939 |
|
Discov num |
BU 662 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 20 56.79 -19 38 32.6 |
|
| Date first |
1916 |
|
Date last |
2015 |
|
Obs |
10 |
|
| Pa first |
3 |
|
Pa last |
4.1 |
|
P.A. Now (θ) |
4.1° |
|
| Sep first |
119.7 |
|
Sep last |
125.171 |
|
Sep. Now (ρ) |
125.171" |
|
| Mag pri |
8.91 |
|
Mag sec |
10.81 |
|
delta mag (ΔM) |
1.9 |
|
Spectral class |
K2III: (yellow-orange) |
|
| Pri motion ra |
-031 |
|
Sec motion ra |
+015 |
|
| Pri motion dec |
-045 |
|
Sec motion dec |
+004 |
|
| Notes |
|
|
rPM=1.23
This double is not physical.
20209-1939 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 193459 |
|
20 20 57 -19 38 33 |
BU 662 AB |
2015 |
10 |
4 |
125.2 |
8.91 |
10.81 |
1.90 |
|
<=== |
| Show |
|
|
20 20 57 -19 36 29 |
BU 662 BC |
2016 |
10 |
297 |
2.2 |
10.81 |
13.00 |
2.19 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 193459 |
|
Constellation |
Capricornus |
|
Tycho2 |
6336-01268-1 |
|
Gaia DR2 |
6860242758147362944 |
|
| HD |
193459 |
|
