17578+3744 TOB 141

 
 
17h 57m 47.99s +37 43' 57.1" P.A. 355 sep 16.8 mag 10.96,12.61
 
 
Coord 2000
17578+3744
Discov num
TOB 141
Comp
Coord arcsec 2000
17 57 47.99 +37 43 57.1
Date first
1933
Date last
2010
Obs
8
Pa first
356
Pa last
355
P.A. Now (θ)
355°
Sep first
17.5
Sep last
16.8
Sep. Now (ρ)
16.8"
Mag pri
10.96
Mag sec
12.61
delta mag (ΔM)
1.65
Spectral class
Pri motion ra
-015
Sec motion ra
-012
Pri motion dec
-025
Sec motion dec
-027
Notes
rPM=0.122 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
355.3
Precise sep
16.78
Constellation
Hercules
Tycho2
3089-01053-1
last precise pa
355.3
last precise sep
16.78
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17578+3744 TOB 141 1999 4 355 16.8 10.96 12.61 D 175747.99+374357.1
17578+3744 TOB 141 2009 6 356 16.8 10.96 12.61 D 175747.99+374357.1
17578+3744 TOB 141 2010 8 355 16.7 10.96 12.61 175747.99+374357.1

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