17050-0504 ABT  13AC

 
 
17h 05m 03.39s -05 03' 59.4" P.A. 74 sep 373.5 mag 7.86,11.44 Sp K5V dist. 10.71 pc (34.94 l.y.)
 
 
Coord 2000
17050-0504
Discov num
ABT  13
Comp
AC
Coord arcsec 2000
17 05 03.39 -05 03 59.4
Date first
1922
Date last
2000
Obs
4
Pa first
87
Pa last
74
P.A. Now (θ)
74°
Sep first
292.6
Sep last
373.5
Sep. Now (ρ)
373.5"
Mag pri
7.86
Mag sec
11.44
delta mag (ΔM)
3.58
Spectral class
K5V (yellow-orange)
Pri motion ra
-092
Sec motion ra
-004
Pri motion dec
-114
Sec motion dec
-002
Notes
N P (See Notes, 100-year proper motion)
rPM=0.972
This double is not physical.
 
 
17050-0504 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17050-0504 LDS 585 AB 1920 2014 10 123 183.8 7.86 10.14 2.28
Show 17050-0504 ABT 13 AC 1922 2000 4 74 373.5 7.86 11.44 3.58 <===
Show 17050-0504 LDS 585 AD 1960 1960 1 142 18.5 7.86 11.20 3.34
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
73.8
Precise sep
373.51
Constellation
Ophiuchus
HIP
83591
Tycho2
5072-00408-1
HD
154363
GL
Gl 653
BD
BD-04 4225
Distance
10.71
Distance ly
34.94
last precise pa
73.8
last precise sep
373.51
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17050-0504 ABT 13 AC 1999 3 74 372.3 7.86 11.68 K5 DP 170503.40-050359.4
17050-0504 ABT 13 AC 2000 4 74 373.3 7.86 11.68 K5 N DP 170503.40-050359.4

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