16323+1931 TOB 259

 
 
16h 32m 17.85s +19 31' 29.8" P.A. 316 sep 19.2 mag 11.36,11.52
 
 
Coord 2000
16323+1931
Discov num
TOB 259
Comp
Coord arcsec 2000
16 32 17.85 +19 31 29.8
Date first
1898
Date last
2013
Obs
7
Pa first
315
Pa last
316
P.A. Now (θ)
316°
Sep first
16.7
Sep last
19.2
Sep. Now (ρ)
19.2"
Mag pri
11.36
Mag sec
11.52
delta mag (ΔM)
0.16
Spectral class
Pri motion ra
+010
Sec motion ra
-002
Pri motion dec
-029
Sec motion dec
-014
Notes
rPM=0.626
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
315.6
Precise sep
19.17
Constellation
Hercules
Tycho2
1527-00831-1
last precise pa
315.6
last precise sep
19.17
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16323+1931 TOB 259 1997 4 315 18.7 11.36 11.52 D 163217.85+193129.8
16323+1931 TOB 259 2001 5 316 18.8 11.36 11.52 D 163217.85+193129.8
16323+1931 TOB 259 2013 6 316 19.2 11.36 11.52 163217.85+193129.8

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