17190+1739 LDS4738AB

 
 
17h 19m 00.53s +17 38' 28.9" P.A. 212 sep 16.2 mag 11.08,16.60
 
 
Coord 2000
17190+1739
Discov num
LDS4738
Comp
AB
Coord arcsec 2000
17 19 00.53 +17 38 28.9
Date first
1960
Date last
2015
Obs
4
Pa first
211
Pa last
212
P.A. Now (θ)
212°
Sep first
15.5
Sep last
16.2
Sep. Now (ρ)
16.2"
Mag pri
11.08
Mag sec
16.60
delta mag (ΔM)
5.52
Spectral class
Pri motion ra
+056
Sec motion ra
Pri motion dec
-098
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
17190+1739 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17190+1739 LDS4738 AB 1960 2015 4 212 16.2 11.08 16.60 5.52 <===
Show 17190+1739 UC 3323 AC 1998 2015 3 168 102.2 11.08 16.30 5.22
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
212.3
Precise sep
16.174
Constellation
Hercules
Tycho2
1540-00256-1
Gaia DR2
4547466915800958336
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17190+1739 LDS4738 AB 2001 3 212 16.3 11.08 16.60 D 171900.53+173828.9
17190+1739 LDS4738 AB 2015 4 212 16.2 11.08 16.60 171900.53+173828.9

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