17307+1120 GWP 2717 AC
17h 30m 41.88s +11° 19' 30.5" P.A. 19.00 sep 19.8 mag 13.70,13.10
Coord 2000 |
17307+1120 |
|
Discov num |
GWP2717 |
|
Comp |
AC |
|
Coord arcsec 2000 |
17 30 41.88 +11 19 30.5 |
|
Date first |
1991 |
|
Date last |
2016 |
|
Obs |
6 |
|
Pa first |
22 |
|
Pa last |
18.9 |
|
P.A. Now (θ) |
18.9° |
|
Sep first |
18.6 |
|
Sep last |
19.803 |
|
Sep. Now (ρ) |
19.803" |
|
Mag pri |
13.70 |
|
Mag sec |
13.10 |
|
delta mag (ΔM) |
0.6 |
|
Spectral class |
|
|
Pri motion ra |
+054 |
|
Sec motion ra |
+060 |
|
Pri motion dec |
-042 |
|
Sec motion dec |
-041 |
|
Notes |
V
R
(Proper motion indicates physical, Red magnitudes) |
|
rPM=0.084 (< 0.3, Physical double)
This double is physical.
17307+1120 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
17 30 42 +11 19 30 |
GWP 2717 AB |
2001 |
2 |
150 |
2.9 |
13.70 |
14.10 |
0.40 |
|
|
Show |
|
|
17 30 42 +11 19 30 |
GWP 2717 AC |
2016 |
6 |
19 |
19.8 |
13.70 |
13.10 |
0.60 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Ophiuchus |
|
Gaia DR2 |
4493544082437142400 |
|