15530+6007 HU  913AC

 
 
15h 52m 59.93s +60 06' 51.9" P.A. 50 sep 142.7 mag 9.63,11.36 Sp G5
 
 
Coord 2000
15530+6007
Discov num
HU  913
Comp
AC
Coord arcsec 2000
15 52 59.93 +60 06 51.9
Date first
1902
Date last
2004
Obs
8
Pa first
47
Pa last
50
P.A. Now (θ)
50°
Sep first
150.7
Sep last
142.7
Sep. Now (ρ)
142.7"
Mag pri
9.63
Mag sec
11.36
delta mag (ΔM)
1.73
Spectral class
G5 (yellow)
Pri motion ra
+014
Sec motion ra
+018
Pri motion dec
+061
Sec motion dec
-031
Notes
rPM=1.471
This double is not physical.
 
 
15530+6007 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 16881 15530+6007 HU 913 AB 1905 2014 19 315 0.6 9.63 9.70 0.07
Show 16881 15530+6007 HU 913 AC 1902 2004 8 50 142.7 9.63 11.36 1.73 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
49.7
Precise sep
142.744
Constellation
Draco
SAO
16881
Tycho2
4182-01293-1
HD
142738
last precise pa
49.7
last precise sep
142.744
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15530+6007 HU 913 AC 1999 6 50 143.0 9.63 11.36 D 155259.93+600651.9
15530+6007 HU 913 AC 2004 8 50 142.7 9.63 11.36 D 155259.93+600651.9

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