18314-4322 CPO 81 AB (HD 170418)
18h 31m 25.03s -43° 21' 54.5" P.A. 35.00 sep 12.4 mag 8.68,10.00 Sp G3V
| Coord 2000 |
18314-4322 |
|
Discov num |
CPO 81 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 31 25.03 -43 21 54.5 |
|
| Date first |
1901 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
37 |
|
Pa last |
34.9 |
|
P.A. Now (θ) |
34.9° |
|
| Sep first |
12.5 |
|
Sep last |
12.367 |
|
Sep. Now (ρ) |
12.367" |
|
| Mag pri |
8.68 |
|
Mag sec |
10.00 |
|
delta mag (ΔM) |
1.32 |
|
Spectral class |
G3V (yellow) |
|
| Pri motion ra |
-064 |
|
Sec motion ra |
-060 |
|
| Pri motion dec |
-205 |
|
Sec motion dec |
-197 |
|
| Notes |
N
(See Notes) |
|
rPM=0.042 (< 0.3, Physical double)
This double is physical.
18314-4322 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 170418 |
229086 |
18 31 25 -43 21 54 |
CPO 81 AB |
2015 |
8 |
35 |
12.4 |
8.68 |
10.00 |
1.32 |
|
<=== |
| Show |
|
229086 |
18 31 25 -43 21 54 |
CPO 81 AC |
1999 |
5 |
110 |
8.1 |
8.68 |
12.40 |
3.72 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 170418 |
|
Constellation |
Corona Austrina |
|
SAO |
229086 |
|
Tycho2 |
7914-00719-1 |
|
| Gaia DR2 |
6721849084983161856 |
|
HD |
170418 |
|
GC |
25264 |
|
