17224+2056 COU 201 AC
17h 22m 24.79s +20° 56' 03.7" P.A. 301.00 sep 10.3 mag 9.23,13.00 Sp K0
| Coord 2000 |
17224+2056 |
|
Discov num |
COU 201 |
|
Comp |
AC |
|
Coord arcsec 2000 |
17 22 24.79 +20 56 03.7 |
|
| Date first |
1967 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
301 |
|
Pa last |
301.3 |
|
P.A. Now (θ) |
301.3° |
|
| Sep first |
9.9 |
|
Sep last |
10.262 |
|
Sep. Now (ρ) |
10.262" |
|
| Mag pri |
9.23 |
|
Mag sec |
13.00 |
|
delta mag (ΔM) |
3.77 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
+000 |
|
Sec motion ra |
|
|
| Pri motion dec |
+007 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
17224+2056 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 157430 |
85043 |
17 22 25 +20 56 04 |
COU 201 AB |
2013 |
13 |
258 |
0.5 |
9.23 |
10.11 |
0.88 |
|
|
| Show |
|
85043 |
17 22 25 +20 56 04 |
COU 201 AC |
2015 |
8 |
301 |
10.3 |
9.23 |
13.00 |
3.77 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
SAO |
85043 |
|
Tycho2 |
1549-00085-1 |
|
Gaia DR2 |
4555210260804482944 |
|
| HD |
157430 |
|
