17577+0016 J   517

 
 
17h 57m 42.49s +00 15' 43.3" P.A. 288 sep 4 mag 9.70,11.70 Sp G5
 
 
Coord 2000
17577+0016
Discov num
J   517
Comp
Coord arcsec 2000
17 57 42.49 +00 15 43.3
Date first
1905
Date last
2002
Obs
14
Pa first
292
Pa last
288
P.A. Now (θ)
288°
Sep first
4.1
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
9.70
Mag sec
11.70
delta mag (ΔM)
2
Spectral class
G5 (yellow)
Pri motion ra
+006
Sec motion ra
-051
Pri motion dec
+004
Sec motion dec
+016
Notes
rPM=1.09
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
287.7
Precise sep
3.98
Constellation
Ophiuchus
Tycho2
0417-02410-1
HD
163734
last precise pa
287.7
last precise sep
3.98
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17577+0016 J 517 2002 13 288 4.0 9.70 11.70 G5 D 175742.49+001543.3

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