17317+3019 SLE  27AD

 
 
17h 31m 42.54s +30 19' 05.3" P.A. 26 sep 163.5 mag 7.04,12.49 Sp K0 dist. 86.81 pc (283.17 l.y.)
 
 
Coord 2000
17317+3019
Discov num
SLE  27
Comp
AD
Coord arcsec 2000
17 31 42.54 +30 19 05.3
Date first
1902
Date last
2002
Obs
6
Pa first
28
Pa last
26
P.A. Now (θ)
26°
Sep first
152.2
Sep last
163.5
Sep. Now (ρ)
163.5"
Mag pri
7.04
Mag sec
12.49
delta mag (ΔM)
5.45
Spectral class
K0 (yellow-orange)
Pri motion ra
-005
Sec motion ra
-009
Pri motion dec
-120
Sec motion dec
+015
Notes
N (See Notes)
rPM=1.125
This double is not physical.
 
 
17317+3019 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 66109 17317+3019 STF2181 AB 1902 2007 19 326 32.6 7.04 10.54 3.50
Show 66109 17317+3019 STF2181 AC 1902 2002 7 217 38.6 7.04 12.55 5.51
Show 66109 17317+3019 SLE 27 AD 1902 2002 6 26 163.5 7.04 12.49 5.45 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
25.5
Precise sep
163.495
Constellation
Hercules
SAO
66109
HIP
85781
Tycho2
2605-01489-1
HD
159118
BD
BD+30 3013
Distance
86.81
Distance ly
283.17
last precise pa
25.5
last precise sep
163.495
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17317+3019 SLE 27 AD 1998 4 26 162.4 7.04 9.80 K0 D 173142.54+301905.3
17317+3019 SLE 27 AD 2002 6 26 163.5 7.04 9.80 K0 N D 173142.54+301905.3

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