17366-1814 ARA 447

 
 
17h 36m 34.05s -18 13' 18.1" P.A. 221 sep 9.6 mag 10.51,11.10
 
 
Coord 2000
17366-1814
Discov num
ARA 447
Comp
Coord arcsec 2000
17 36 34.05 -18 13 18.1
Date first
1916
Date last
1999
Obs
4
Pa first
218
Pa last
221
P.A. Now (θ)
221°
Sep first
9.8
Sep last
9.6
Sep. Now (ρ)
9.6"
Mag pri
10.51
Mag sec
11.10
delta mag (ΔM)
0.59
Spectral class
Pri motion ra
+000
Sec motion ra
-012
Pri motion dec
+000
Sec motion dec
+012
Notes
rPM=1
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
221.4
Precise sep
9.568
Constellation
Ophiuchus
Tycho2
6252-02271-1
last precise pa
221.4
last precise sep
9.568
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17366-1814 ARA 447 1999 3 223 9.3 10.51 11.10 D 173634.05-181318.1
17366-1814 ARA 447 2010 5 226 10.3 10.51 11.10 173634.05-181318.1

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