17153+4439 POP 131 AB
17h 15m 16.74s +44° 39' 24.4" P.A. 137.00 sep 3.8 mag 12.13,12.80
| Coord 2000 |
17153+4439 |
|
Discov num |
POP 131 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 15 16.74 +44 39 24.4 |
|
| Date first |
1892 |
|
Date last |
2016 |
|
Obs |
15 |
|
| Pa first |
138 |
|
Pa last |
137.3 |
|
P.A. Now (θ) |
137.3° |
|
| Sep first |
3.5 |
|
Sep last |
3.78 |
|
Sep. Now (ρ) |
3.78" |
|
| Mag pri |
12.13 |
|
Mag sec |
12.80 |
|
delta mag (ΔM) |
0.67 |
|
Spectral class |
|
|
| Pri motion ra |
-050 |
|
Sec motion ra |
-015 |
|
| Pri motion dec |
+031 |
|
Sec motion dec |
-052 |
|
| Notes |
|
|
rPM=1.531
This double is not physical.
17153+4439 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
17 15 17 +44 39 24 |
POP 131 AB |
2016 |
15 |
137 |
3.8 |
12.13 |
12.80 |
0.67 |
|
<=== |
| Show |
|
|
17 15 17 +44 39 24 |
POP 131 AC |
2016 |
14 |
322 |
27.5 |
12.13 |
11.99 |
0.14 |
|
|
| Show |
|
|
17 15 17 +44 39 24 |
POP 131 AD |
2016 |
10 |
102 |
20.1 |
12.13 |
13.70 |
1.57 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Gaia DR2 |
1361507351547554944 |
|
