17031-1904 BRT1501

 
 
17h 03m 02.70s -19 03' 10.8" P.A. 169 sep 2.2 mag 11.70,12.30
 
 
Coord 2000
17031-1904
Discov num
BRT1501
Comp
Coord arcsec 2000
17 03 02.70 -19 03 10.8
Date first
1917
Date last
1999
Obs
3
Pa first
171
Pa last
169
P.A. Now (θ)
169°
Sep first
1.8
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
11.70
Mag sec
12.30
delta mag (ΔM)
0.6
Spectral class
Pri motion ra
+008
Sec motion ra
Pri motion dec
-018
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
169.2
Precise sep
2.18
Constellation
Ophiuchus
Tycho2
6227-01380-1
last precise pa
169.2
last precise sep
2.18
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17031-1904 BRT1501 1999 3 169 2.2 11.70 12.30 D 170302.70-190310.8
17031-1904 BRT1501 2010 4 168 2.8 11.70 12.30 170302.70-190310.8

If you need more information about this double, apply for a data request form to the WDS.