17284-1644 ARA  92

 
 
17h 28m 19.87s -16 43' 47.4" P.A. 160 sep 15.9 mag 11.76,12.60
 
 
Coord 2000
17284-1644
Discov num
ARA  92
Comp
Coord arcsec 2000
17 28 19.87 -16 43 47.4
Date first
1916
Date last
2010
Obs
5
Pa first
165
Pa last
160
P.A. Now (θ)
160°
Sep first
14.0
Sep last
15.9
Sep. Now (ρ)
15.9"
Mag pri
11.76
Mag sec
12.60
delta mag (ΔM)
0.84
Spectral class
Pri motion ra
-010
Sec motion ra
+009
Pri motion dec
+008
Sec motion dec
+004
Notes
rPM=1.516
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
160.4
Precise sep
15.93
Constellation
Ophiuchus
Tycho2
6235-02555-1
last precise pa
160.4
last precise sep
15.93
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17284-1644 ARA 92 1998 2 161 15.8 11.76 12.60 D 172819.87-164347.4
17284-1644 ARA 92 1999 3 161 15.9 11.76 12.60 D 172819.87-164347.4
17284-1644 ARA 92 2010 5 160 15.0 11.76 12.60 172819.87-164347.4

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