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
 
 
Constellation
Cygnus
Tycho2
2714-00673-1
last precise pa
270.8
last precise sep
27.389