17415-5328 POL 4 AD
17h 41m 30.67s -53° 28' 18.8" P.A. 24.00 sep 45.0 mag 7.79,11.60 Sp A8III
| Coord 2000 |
17415-5328 |
|
Discov num |
POL 4 |
|
Comp |
AD |
|
Coord arcsec 2000 |
17 41 30.67 -53 28 18.8 |
|
| Date first |
2015 |
|
Date last |
2016 |
|
Obs |
2 |
|
| Pa first |
25 |
|
Pa last |
23.6 |
|
P.A. Now (θ) |
23.6° |
|
| Sep first |
44.6 |
|
Sep last |
44.95 |
|
Sep. Now (ρ) |
44.95" |
|
| Mag pri |
7.79 |
|
Mag sec |
11.60 |
|
delta mag (ΔM) |
3.81 |
|
Spectral class |
A8III (white) |
|
| Pri motion ra |
-018 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-028 |
|
Sec motion dec |
-004 |
|
| Notes |
|
|
rPM=0.85
This double is not physical.
17415-5328 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 160196 |
244945 |
17 41 31 -53 28 19 |
POL 4 AB |
2016 |
15 |
296 |
10.8 |
7.79 |
10.37 |
2.58 |
|
|
| Show |
|
244945 |
17 41 31 -53 28 19 |
B 9031 AC |
2015 |
5 |
33 |
14.4 |
7.79 |
13.50 |
5.71 |
|
|
| Show |
|
244945 |
17 41 31 -53 28 19 |
POL 4 AD |
2016 |
2 |
24 |
45.0 |
7.79 |
11.60 |
3.81 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ara |
|
SAO |
244945 |
|
Tycho2 |
8729-00466-1 |
|
Gaia DR2 |
5921776873388136576 |
|
| HD |
160196 |
|
