17579-3600 R   306AB

 
 
17h 57m 56.75s -36 00' 28.5" P.A. 18 sep 3.4 mag 6.83,9.49 Sp A0III/IV dist. 151.52 pc (494.26 l.y.)
 
 
Coord 2000
17579-3600
Discov num
R   306
Comp
AB
Coord arcsec 2000
17 57 56.75 -36 00 28.5
Date first
1880
Date last
2016
Obs
16
Pa first
15
Pa last
18
P.A. Now (θ)
18°
Sep first
2.6
Sep last
3.4
Sep. Now (ρ)
3.4"
Mag pri
6.83
Mag sec
9.49
delta mag (ΔM)
2.66
Spectral class
A0III/IV (white)
Pri motion ra
+008
Sec motion ra
+010
Pri motion dec
-011
Sec motion dec
-009
Notes
rPM=0.208 (< 0.3, Physical double)
This double is physical.
 
 
17579-3600 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 209525 17579-3600 R 306 AB 1880 2016 16 18 3.4 6.83 9.49 2.66 <===
Show 209525 17579-3600 SEE 343 AC 1896 2010 8 102 11.3 6.83 12.60 5.77
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
17.6
Precise sep
3.41
Cdsa2 id
R 306 AB
Constellation
Scorpius
SAO
209525
HIP
87945
Tycho2
7390-02674-1
HD
163482
CD
CD-3512103
CP
CP-35 7563
Ra deg
17.965763888888887
De deg
-36.00791666666667
Distance
151.52
Distance ly
494.26
last precise pa
17.6
last precise sep
3.41
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17579-3600 R 306 AB 1999 14 15 3.4 6.83 9.49 A0III/IV D 175756.75-360028.5
17579-3600 R 306 AB 2011 15 16 3.4 6.83 9.49 A0III/IV D 175756.75-360028.5
17579-3600 R 306 AB 2016 16 18 3.4 6.83 9.49 A0III/IV 175756.75-360028.5

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