17165-2245 ARA1817

 
 
17h 16m 31.42s -22 44' 10.9" P.A. 167 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
167
P.A. Now (θ)
167°
Sep first
11.2
Sep last
11.6
Sep. Now (ρ)
11.6"
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
 
 
Precise pa
166.5
Precise sep
11.648
Constellation
Ophiuchus
Tycho2
6812-00064-1
Gaia DR2
88640707712
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17165-2245 ARA1817 1999 2 168 11.5 11.46 13.50 D 171631.42-224410.9
17165-2245 ARA1817 2000 4 167 11.6 11.46 13.50 171631.42-224410.9
17165-2245 ARA1817 2010 5 168 11.8 11.46 13.50 171631.42-224410.9
17165-2245 ARA1817 2015 6 167 11.6 11.46 13.50 171631.42-224410.9

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