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
Cdsa2 id
ES 2233 BC
Constellation
Lyra
Ra deg
18.870583333333332
De deg
33.352805555555555
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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