17165-2245 ARA 1817
17h 16m 31.42s -22° 44' 10.9" P.A. 167.00 sep 11.6 mag 11.46,13.50
Coord 2000 |
17165-2245 |
|
Discov num |
ARA1817 |
|
Comp |
|
|
Coord arcsec 2000 |
17 16 31.42 -22 44 10.9 |
|
Date first |
1925 |
|
Date last |
2015 |
|
Obs |
6 |
|
Pa first |
172 |
|
Pa last |
166.5 |
|
P.A. Now (θ) |
166.5° |
|
Sep first |
11.2 |
|
Sep last |
11.648 |
|
Sep. Now (ρ) |
11.648" |
|
Mag pri |
11.46 |
|
Mag sec |
13.50 |
|
delta mag (ΔM) |
2.04 |
|
Spectral class |
|
|
Pri motion ra |
-007 |
|
Sec motion ra |
+008 |
|
Pri motion dec |
-010 |
|
Sec motion dec |
-007 |
|
Notes |
|
|
rPM=1.253
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Ophiuchus |
|
Tycho2 |
6812-00064-1 |
|
Gaia DR2 |
4114503288640707712 |
|