18293+2144 J 2913 AC
18h 29m 23.41s +21° 43' 16.8" P.A. 158.00 sep 15.5 mag 12.10,12.70
Coord 2000 |
18293+2144 |
|
Discov num |
J 2913 |
|
Comp |
AC |
|
Coord arcsec 2000 |
18 29 23.41 +21 43 16.8 |
|
Date first |
1944 |
|
Date last |
2018 |
|
Obs |
9 |
|
Pa first |
160 |
|
Pa last |
158 |
|
P.A. Now (θ) |
158° |
|
Sep first |
15.0 |
|
Sep last |
15.466 |
|
Sep. Now (ρ) |
15.466" |
|
Mag pri |
12.10 |
|
Mag sec |
12.70 |
|
delta mag (ΔM) |
0.6 |
|
Spectral class |
|
|
Pri motion ra |
-045 |
|
Sec motion ra |
+014 |
|
Pri motion dec |
+021 |
|
Sec motion dec |
-015 |
|
Notes |
|
|
rPM=1.392
This double is not physical.
18293+2144 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 29 23 +21 43 17 |
J 2913 AB |
2018 |
9 |
117 |
3.2 |
12.10 |
12.60 |
0.50 |
|
|
Show |
|
|
18 29 23 +21 43 17 |
J 2913 AC |
2018 |
9 |
158 |
15.5 |
12.10 |
12.70 |
0.60 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Gaia DR2 |
4529049924245646976 |
|