17424-1353 BVD 123

 
 
17h 42m 26.77s -13 53' 14.3" P.A. 270 sep 18.3 mag 10.79,11.31 Sp G7V+G9V
 
 
Coord 2000
17424-1353
Discov num
BVD 123
Comp
Coord arcsec 2000
17 42 26.77 -13 53 14.3
Date first
1907
Date last
2010
Obs
10
Pa first
270
Pa last
270
P.A. Now (θ)
270°
Sep first
18.5
Sep last
18.3
Sep. Now (ρ)
18.3"
Mag pri
10.79
Mag sec
11.31
delta mag (ΔM)
0.52
Spectral class
G7V+G9V (yellow/yellow)
Pri motion ra
+004
Sec motion ra
+005
Pri motion dec
-044
Sec motion dec
-039
Notes
rPM=0.115 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
270.1
Precise sep
18.33
Constellation
Serpens
Tycho2
5672-00536-1
last precise pa
270.1
last precise sep
18.33
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17424-1353 BVD 123 2006 6 270 18.5 10.79 11.31 G7V G9V 174226.77-135314.3
17424-1353 BVD 123 2010 10 269 18.7 10.79 11.31 G7V+G9V 174226.77-135314.3

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