18527+3301 BAR  46AC

 
 
18h 52m 40.56s +33 00' 37.4" P.A. 251 sep 40.6 mag 12.50,11.39
 
 
Coord 2000
18527+3301
Discov num
BAR  46
Comp
AC
Coord arcsec 2000
18 52 40.56 +33 00 37.4
Date first
1913
Date last
2015
Obs
6
Pa first
242
Pa last
251
P.A. Now (θ)
251°
Sep first
43.2
Sep last
40.6
Sep. Now (ρ)
40.6"
Mag pri
12.50
Mag sec
11.39
delta mag (ΔM)
1.11
Spectral class
Pri motion ra
-007
Sec motion ra
-015
Pri motion dec
-010
Sec motion dec
+062
Notes
rPM=1.136
This double is not physical.
 
 
18527+3301 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18527+3301 BAR 46 AB 1913 1990 2 140 2.2 12.50 12.60 0.10
Show 18527+3301 BAR 46 AC 1913 2015 6 251 40.6 12.50 11.39 1.11 <===
Show 18527+3301 WLY 1 CD 1998 1998 1 114 5.5 11.39 15.00 3.61
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
251.1
Precise sep
40.648
Constellation
Lyra
Tycho2
2642-00172-1
Gaia DR2
2090497339024705920
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18527+3301 BAR 46 AC 2006 5 251 41.1 12.50 11.39 D 185240.56+330037.4
18527+3301 BAR 46 AC 2015 6 251 40.6 12.50 11.39 185240.56+330037.4

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