17417-2558 RSS 457

 
 
17h 41m 39.66s -25 58' 20.4" P.A. 188 sep 7.9 mag 10.18,15.60 Sp G8V dist. 145.14 pc (473.45 l.y.)
 
 
Coord 2000
17417-2558
Discov num
RSS 457
Comp
Coord arcsec 2000
17 41 39.66 -25 58 20.4
Date first
1976
Date last
1999
Obs
3
Pa first
212
Pa last
188
P.A. Now (θ)
188°
Sep first
6.4
Sep last
7.9
Sep. Now (ρ)
7.9"
Mag pri
10.18
Mag sec
15.60
delta mag (ΔM)
5.42
Spectral class
G8V (yellow)
Pri motion ra
-081
Sec motion ra
-107
Pri motion dec
+060
Sec motion dec
-114
Notes
rPM=1.125
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
187.8
Precise sep
7.87
Constellation
Ophiuchus
HIP
86583
Tycho2
6831-00076-1
HD
160547
CD
CD-2512215
CP
CP-25 6041
Distance
145.14
Distance ly
473.45
last precise pa
187.8
last precise sep
7.87
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17417-2558 RSS 457 1999 2 188 7.9 10.40   G8V D 174139.66-255820.4

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