18523+3321 ES 2233BC

 
 
18h 52m 14.10s +33 21' 10.1" P.A. 88 sep 2.8 mag 11.90,12.10
 
 
Coord 2000
18523+3321
Discov num
ES 2233
Comp
BC
Coord arcsec 2000
18 52 14.10 +33 21 10.1
Date first
1926
Date last
2011
Obs
4
Pa first
83
Pa last
88
P.A. Now (θ)
88°
Sep first
2.3
Sep last
2.8
Sep. Now (ρ)
2.8"
Mag pri
11.90
Mag sec
12.10
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
-057
Sec motion ra
+025
Pri motion dec
-002
Sec motion dec
+005
Notes
rPM=1.443
This double is not physical.
 
 
18523+3321 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18523+3321 ES 2233 AB 1926 2013 6 245 43.8 8.65 11.90 3.25
Show 18523+3321 ES 2233 BC 1926 2011 4 88 2.8 11.90 12.10 0.20 <===
Show 18523+3321 ES 2233 BD 1926 2002 3 120 6.7 11.90 13.90 2.00
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
88
Precise sep
2.819
Constellation
Lyra
last precise pa
88
last precise sep
2.819
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18523+3321 ES 2233 BC 1983 2 88 2.2 11.90 12.10 185214.10+332110.1
18523+3321 ES 2233 BC 2011 3 88 2.8 11.90 12.10 185214.10+332110.1

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