17116+2941 NSN 687
17h 11m 34.46s +29° 40' 51.7" P.A. 117.00 sep 11.9 mag 16.18,20.89
| Coord 2000 |
17116+2941 |
|
Discov num |
NSN 687 |
|
Comp |
|
|
Coord arcsec 2000 |
17 11 34.46 +29 40 51.7 |
|
| Date first |
1977 |
|
Date last |
2016 |
|
Obs |
7 |
|
| Pa first |
117 |
|
Pa last |
117.4 |
|
P.A. Now (θ) |
117.4° |
|
| Sep first |
11.9 |
|
Sep last |
11.873 |
|
Sep. Now (ρ) |
11.873" |
|
| Mag pri |
16.18 |
|
Mag sec |
20.89 |
|
delta mag (ΔM) |
4.71 |
|
Spectral class |
|
|
| Pri motion ra |
+061 |
|
Sec motion ra |
+060 |
|
| Pri motion dec |
-164 |
|
Sec motion dec |
-163 |
|
| Notes |
T
(Parallax indicates physical) |
|
rPM=0.008 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
