18540-4716 DUN 224 AC
18h 54m 01.61s -47° 16' 27.4" P.A. 62.00 sep 87.2 mag 7.11,7.28 Sp A0IV/V dist. 68.92 pc (224.82 l.y.)
Coord 2000 |
18540-4716 |
|
Discov num |
DUN 224 |
|
Comp |
AC |
|
Coord arcsec 2000 |
18 54 01.61 -47 16 27.4 |
|
Date first |
1835 |
|
Date last |
2016 |
|
Obs |
23 |
|
Pa first |
64 |
|
Pa last |
61.8 |
|
P.A. Now (θ) |
61.8° |
|
Sep first |
82.1 |
|
Sep last |
87.2 |
|
Sep. Now (ρ) |
87.2" |
|
Mag pri |
7.11 |
|
Mag sec |
7.28 |
|
delta mag (ΔM) |
0.17 |
|
Spectral class |
A0IV/V (white) |
|
Pri motion ra |
-009 |
|
Sec motion ra |
+021 |
|
Pri motion dec |
-038 |
|
Sec motion dec |
-021 |
|
Notes |
Z
(Parallax indicates components are physical) |
|
rPM=0.883
This double is physical.
18540-4716 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 174691 |
229354 |
18 54 02 -47 16 27 |
I 112 AB |
2016 |
20 |
193 |
2.1 |
7.11 |
9.05 |
1.94 |
|
|
Show |
|
229354 |
18 54 02 -47 16 27 |
DUN 224 AC |
2016 |
23 |
62 |
87.2 |
7.11 |
7.28 |
0.17 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Telescopium |
|
SAO |
229354 |
|
HIP |
92750 |
|
Tycho2 |
8377-00464-1 |
|
Gaia DR2 |
6710469826831780736 |
|
HD |
174691 |
|
CD |
CD-4712603 |
|
CP |
CP-47 9096 |
|
Distance |
68.92 |
|
Distance ly |
224.82 |
|