17575-5740 HJ 4992 AB (HD 163029)
17h 57m 31.66s -57° 39' 51.0" P.A. 45.00 sep 2.4 mag 8.80,9.44 Sp G5V+G5V dist. 39.9 pc (130.15 l.y.)
| Coord 2000 |
17575-5740 |
|
Discov num |
HJ 4992 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 57 31.66 -57 39 51.0 |
|
| Date first |
1835 |
|
Date last |
2021 |
|
Obs |
48 |
|
| Pa first |
3 |
|
Pa last |
45.2 |
|
P.A. Now (θ) |
45.2° |
|
| Sep first |
5.0 |
|
Sep last |
2.402 |
|
Sep. Now (ρ) |
2.402" |
|
| Mag pri |
8.80 |
|
Mag sec |
9.44 |
|
delta mag (ΔM) |
0.64 |
|
Spectral class |
G5V+G5V (yellow/yellow) |
|
| Pri motion ra |
+055 |
|
Sec motion ra |
+060 |
|
| Pri motion dec |
-122 |
|
Sec motion dec |
-149 |
|
| Notes |
N
T
(See Notes, Parallax indicates physical) |
|
rPM=0.171 (< 0.3, Physical double)
This double is physical.
17575-5740 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 163029 |
|
17 57 32 -57 39 51 |
HJ 4992 AB |
2021 |
48 |
45 |
2.4 |
8.80 |
9.44 |
0.64 |
|
<=== |
| Show |
|
|
17 57 32 -57 39 51 |
UC 3454 AC |
2015 |
3 |
351 |
111.9 |
8.80 |
13.87 |
5.07 |
|
|
| Show |
|
|
17 57 32 -57 39 48 |
TOK 55 Ba,Bb |
2021 |
15 |
162 |
0.2 |
10.00 |
10.50 |
0.50 |
Y |
|
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 163029 |
|
Constellation |
Pavo |
|
HIP |
87914 |
|
Tycho2 |
8750-00480-1 |
|
| Gaia DR2 |
5918461021178852480 |
|
HD |
163029 |
|
CP |
CP-57 8803 |
|
Distance |
39.9 |
|
| Distance ly |
130.15 |
|
