02544+0946 HJ 658 A,BC (HD 18058)
02h 54m 25.10s +09° 46' 22.2" P.A. 24.00 sep 18.6 mag 9.70,11.18 Sp G5 dist. 171.53 pc (559.53 l.y.)
| Coord 2000 |
02544+0946 |
|
Discov num |
HJ 658 |
|
Comp |
A,BC |
|
Coord arcsec 2000 |
02 54 25.10 +09 46 22.2 |
|
| Date first |
1827 |
|
Date last |
2016 |
|
Obs |
31 |
|
| Pa first |
40 |
|
Pa last |
23.7 |
|
P.A. Now (θ) |
23.7° |
|
| Sep first |
15.0 |
|
Sep last |
18.59 |
|
Sep. Now (ρ) |
18.59" |
|
| Mag pri |
9.70 |
|
Mag sec |
11.18 |
|
delta mag (ΔM) |
1.48 |
|
Spectral class |
G5 (yellow) |
|
| Pri motion ra |
+021 |
|
Sec motion ra |
+019 |
|
| Pri motion dec |
-004 |
|
Sec motion dec |
-001 |
|
| Notes |
N
Z
(See Notes, Parallax indicates components are physical) |
|
rPM=0.169 (< 0.3, Physical double)
This double is physical.
02544+0946 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 18058 |
110824 |
02 54 25 +09 46 22 |
HJ 658 A,BC |
2016 |
31 |
24 |
18.6 |
9.70 |
11.18 |
1.48 |
|
<=== |
| Show |
|
110824 |
02 54 25 +09 46 22 |
A 2341 AD |
2015 |
13 |
308 |
126.6 |
9.70 |
10.65 |
0.95 |
|
|
| Show |
|
|
02 54 26 +09 46 38 |
A 2341 BC |
2016 |
13 |
4 |
1.4 |
10.10 |
10.70 |
0.60 |
|
|
Quadruple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 18058 |
|
Constellation |
Cetus |
|
SAO |
110824 |
|
HIP |
13543 |
|
| Tycho2 |
0641-00969-1 |
|
Gaia DR2 |
21257996466859264 |
|
HD |
18058 |
|
BD |
BD+09 370 |
|
| Distance |
171.53 |
|
Distance ly |
559.53 |
|
