17309+0226 BAL1938

 
 
17h 30m 53.55s +02 26' 43.9" P.A. 118 sep 11.9 mag 10.60,11.30
 
 
Coord 2000
17309+0226
Discov num
BAL1938
Comp
Coord arcsec 2000
17 30 53.55 +02 26 43.9
Date first
1910
Date last
2016
Obs
7
Pa first
117
Pa last
118
P.A. Now (θ)
118°
Sep first
10.6
Sep last
11.9
Sep. Now (ρ)
11.9"
Mag pri
10.60
Mag sec
11.30
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
+001
Sec motion ra
+011
Pri motion dec
-003
Sec motion dec
-009
Notes
rPM=0.821
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
117.8
Precise sep
11.929
Constellation
Ophiuchus
last precise pa
117.8
last precise sep
11.929
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17309+0226 BAL1938 2000 3 117 11.6 10.60 11.30 D 173053.55+022643.9
17309+0226 BAL1938 2010 5 117 11.4 10.60 11.30 173053.55+022643.9
17309+0226 BAL1938 2016 7 118 11.9 10.60 11.30 173053.55+022643.9

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