17378-2323 HLD 30 AC
17h 37m 46.85s -23° 23' 21.4" P.A. 340.00 sep 71.1 mag 8.66,11.21 Sp F3V dist. 156.49 pc (510.47 l.y.)
| Coord 2000 |
17378-2323 |
|
Discov num |
HLD 30 |
|
Comp |
AC |
|
Coord arcsec 2000 |
17 37 46.85 -23 23 21.4 |
|
| Date first |
1909 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
338 |
|
Pa last |
339.6 |
|
P.A. Now (θ) |
339.6° |
|
| Sep first |
68.3 |
|
Sep last |
71.102 |
|
Sep. Now (ρ) |
71.102" |
|
| Mag pri |
8.66 |
|
Mag sec |
11.21 |
|
delta mag (ΔM) |
2.55 |
|
Spectral class |
F3V (yellow-white) |
|
| Pri motion ra |
-037 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
-027 |
|
Sec motion dec |
+000 |
|
| Notes |
|
|
rPM=0.898
This double is not physical.
17378-2323 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 159843 |
|
17 37 47 -23 23 21 |
HLD 30 AB |
2016 |
25 |
109 |
3.2 |
8.66 |
10.03 |
1.37 |
|
|
| Show |
|
|
17 37 47 -23 23 21 |
HLD 30 AC |
2015 |
9 |
340 |
71.1 |
8.66 |
11.21 |
2.55 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ophiuchus |
|
HIP |
86278 |
|
Tycho2 |
6827-00548-1 |
|
Gaia DR2 |
4116429392573020160 |
|
| HD |
159843 |
|
CD |
CD-2313469 |
|
Distance |
156.49 |
|
Distance ly |
510.47 |
|
