17215+2845 CHR 194 Aa,Ab
17h 21m 31.23s +28° 45' 29.2" P.A. 131.00 sep 0.0 mag 6.50,8.70 Sp G0III dist. 158.98 pc (518.59 l.y.)
| Coord 2000 |
17215+2845 |
|
Discov num |
CHR 194 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
17 21 31.23 +28 45 29.2 |
|
| Date first |
1991 |
|
Date last |
1998 |
|
Obs |
3 |
|
| Pa first |
120 |
|
Pa last |
130.8 |
|
P.A. Now (θ) |
130.8° |
|
| Sep first |
0.1 |
|
Sep last |
0.045 |
|
Sep. Now (ρ) |
0.045" |
|
| Mag pri |
6.50 |
|
Mag sec |
8.70 |
|
delta mag (ΔM) |
2.2 |
|
Spectral class |
G0III (yellow) |
|
| Pri motion ra |
+008 |
|
Sec motion ra |
|
|
| Pri motion dec |
-005 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
17215+2845 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
85028 |
17 21 31 +28 45 29 |
CHR 194 Aa,Ab |
1998 |
3 |
131 |
0.0 |
6.50 |
8.70 |
2.20 |
|
<=== |
| Show |
HD 157358 |
85028 |
17 21 31 +28 45 29 |
KUI 80 AB |
2018 |
33 |
172 |
0.6 |
6.58 |
9.57 |
2.99 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
SAO |
85028 |
|
HIP |
84934 |
|
Tycho2 |
2086-01980-1 |
|
| Gaia DR2 |
4598558193189207168 |
|
HD |
157358 |
|
HR |
6466 |
|
BD |
BD+28 2728 |
|
| Distance |
158.98 |
|
Distance ly |
518.59 |
|
