21156+3600 SEI1479AC

 
 
21h 15m 32.78s +35 59' 28.7" P.A. 271 sep 27.4 mag 11.08,12.90
 
 
Coord 2000
21156+3600
Discov num
SEI1479
Comp
AC
Coord arcsec 2000
21 15 32.78 +35 59 28.7
Date first
1983
Date last
2002
Obs
3
Pa first
271
Pa last
271
P.A. Now (θ)
271°
Sep first
26.8
Sep last
27.4
Sep. Now (ρ)
27.4"
Mag pri
11.08
Mag sec
12.90
delta mag (ΔM)
1.82
Spectral class
Pri motion ra
-003
Sec motion ra
-005
Pri motion dec
-003
Sec motion dec
-003
Notes
rPM=0.343
Nature of this double is uncertain.
 
 
21156+3600 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21156+3600 SEI1479 AB 1896 2014 5 76 26.9 11.08 13.30 2.22
Show 21156+3600 SEI1479 AC 1983 2002 3 271 27.4 11.08 12.90 1.82 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
270.8
Precise sep
27.389
Cdsa2 id
SEI 1479 AC
Constellation
Cygnus
Ra deg
21.259105555555557
De deg
35.991305555555556
last precise pa
270.8
last precise sep
27.389
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21156+3600 SEI1479 AC 2002 3 271 27.4 11.08 12.90 211532.78+355928.7

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