17236-2143 HLD 133

 
 
17h 23m 37.01s -21 42' 57.3" P.A. 170 sep 0.8 mag 8.77,9.29 Sp F6V
 
 
Coord 2000
17236-2143
Discov num
HLD 133
Comp
Coord arcsec 2000
17 23 37.01 -21 42 57.3
Date first
1882
Date last
2007
Obs
19
Pa first
170
Pa last
170
P.A. Now (θ)
170°
Sep first
1.0
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
8.77
Mag sec
9.29
delta mag (ΔM)
0.52
Spectral class
F6V (yellow-white)
Pri motion ra
+016
Sec motion ra
+016
Pri motion dec
-043
Sec motion dec
-043
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
170.1
Precise sep
0.75
Constellation
Ophiuchus
Tycho2
6246-00242-1
HD
157351
last precise pa
170.1
last precise sep
0.75
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17236-2143 HLD 133 2007 18 170 0.7 8.77 9.29 F6V 172337.01-214257.3

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