17186+3401 NSN 689 Aa,Ab
17h 18m 34.70s +34° 00' 29.7" P.A. 86.00 sep 1.2 mag 13.07,14.58
| Coord 2000 |
17186+3401 |
|
Discov num |
NSN 689 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
17 18 34.70 +34 00 29.7 |
|
| Date first |
2015 |
|
Date last |
2016 |
|
Obs |
4 |
|
| Pa first |
83 |
|
Pa last |
86 |
|
P.A. Now (θ) |
86° |
|
| Sep first |
1.3 |
|
Sep last |
1.242 |
|
Sep. Now (ρ) |
1.242" |
|
| Mag pri |
13.07 |
|
Mag sec |
14.58 |
|
delta mag (ΔM) |
1.51 |
|
Spectral class |
|
|
| Pri motion ra |
-015 |
|
Sec motion ra |
-009 |
|
| Pri motion dec |
+173 |
|
Sec motion dec |
+169 |
|
| Notes |
T
(Parallax indicates physical) |
|
rPM=0.042 (< 0.3, Physical double)
This double is physical.
17186+3401 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
17 18 35 +34 00 30 |
NSN 689 Aa,Ab |
2016 |
4 |
86 |
1.2 |
13.07 |
14.58 |
1.51 |
|
<=== |
| Show |
|
|
17 18 35 +34 00 30 |
WIS 315 AB |
2015 |
7 |
203 |
743.5 |
12.97 |
16.60 |
3.63 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
