17533+1904 KU   56AB

 
 
17h 53m 17.67s +19 03' 37.4" P.A. 127 sep 2.8 mag 10.21,10.90 Sp A2
 
 
Coord 2000
17533+1904
Discov num
KU   56
Comp
AB
Coord arcsec 2000
17 53 17.67 +19 03 37.4
Date first
1901
Date last
2010
Obs
12
Pa first
127
Pa last
127
P.A. Now (θ)
127°
Sep first
2.9
Sep last
2.8
Sep. Now (ρ)
2.8"
Mag pri
10.21
Mag sec
10.90
delta mag (ΔM)
0.69
Spectral class
A2 (white)
Pri motion ra
-019
Sec motion ra
+004
Pri motion dec
+007
Sec motion dec
-012
Notes
rPM=1.473
This double is not physical.
 
 
17533+1904 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17533+1904 KU 56 AB 1901 2010 12 127 2.8 10.21 10.90 0.69 <===
Show 17533+1904 KU 56 AC 1900 2013 8 3 25.3 10.21 11.33 1.12
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
126.9
Precise sep
2.84
Constellation
Hercules
Tycho2
1561-00070-1
last precise pa
126.9
last precise sep
2.84
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17533+1904 KU 56 AB 2000 10 126 2.9 9.70 10.40 A2 175317.67+190337.4
17533+1904 KU 56 AB 2010 11 127 2.7 9.70 10.40 A2 175317.67+190337.4

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