21112+4346 ES 1454AB

 
 
21h 11m 12.26s +43 45' 49.0" P.A. 111 sep 66.5 mag 9.60,11.88 Sp K0
 
 
Coord 2000
21112+4346
Discov num
ES 1454
Comp
AB
Coord arcsec 2000
21 11 12.26 +43 45 49.0
Date first
1895
Date last
2002
Obs
6
Pa first
114
Pa last
111
P.A. Now (θ)
111°
Sep first
64.4
Sep last
66.5
Sep. Now (ρ)
66.5"
Mag pri
9.60
Mag sec
11.88
delta mag (ΔM)
2.28
Spectral class
K0 (yellow-orange)
Pri motion ra
+000
Sec motion ra
+031
Pri motion dec
-008
Sec motion dec
+007
Notes
rPM=1.084
This double is not physical.
 
 
21112+4346 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21112+4346 ES 1454 AB 1895 2002 6 111 66.5 9.60 11.88 2.28 <===
Show 21112+4346 ES 1454 BC 1895 2002 6 285 3.1 11.88 12.04 0.16
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
111.3
Precise sep
66.488
Constellation
Cygnus
last precise pa
111.3
last precise sep
66.488
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21112+4346 ES 1454 AB 1998 1 111 66.5 9.60 11.88 D 211112.26+434549.0
21112+4346 ES 1454 AB 2002 6 112 63.4 9.60 11.88 D 211112.26+434549.0

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