16439-4730 CPO 487 AC
16h 43m 52.66s -47° 30' 39.4" P.A. 137.00 sep 8.6 mag 9.89,11.10 Sp O
Coord 2000 |
16439-4730 |
|
Discov num |
CPO 487 |
|
Comp |
AC |
|
Coord arcsec 2000 |
16 43 52.66 -47 30 39.4 |
|
Date first |
1904 |
|
Date last |
2015 |
|
Obs |
6 |
|
Pa first |
140 |
|
Pa last |
137.4 |
|
P.A. Now (θ) |
137.4° |
|
Sep first |
9.0 |
|
Sep last |
8.636 |
|
Sep. Now (ρ) |
8.636" |
|
Mag pri |
9.89 |
|
Mag sec |
11.10 |
|
delta mag (ΔM) |
1.21 |
|
Spectral class |
O (blue) |
|
Pri motion ra |
+004 |
|
Sec motion ra |
+012 |
|
Pri motion dec |
+017 |
|
Sec motion dec |
-026 |
|
Notes |
|
|
rPM=1.527
This double is not physical.
16439-4730 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 328867 |
|
16 43 53 -47 30 39 |
CPO 487 AB |
2015 |
5 |
206 |
5.3 |
9.89 |
12.40 |
2.51 |
|
|
Show |
|
|
16 43 53 -47 30 39 |
CPO 487 AC |
2015 |
6 |
137 |
8.6 |
9.89 |
11.10 |
1.21 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Ara |
|
Tycho2 |
8330-02974-1 |
|
Gaia DR2 |
5942543830546866176 |
|
HD |
328867 |
|