21120+1822 ZIE  12AC

 
 
21h 12m 00.50s +18 22' 15.5" P.A. 268 sep 297.7 mag 15.84,14.57
 
 
Coord 2000
21120+1822
Discov num
ZIE  12
Comp
AC
Coord arcsec 2000
21 12 00.50 +18 22 15.5
Date first
1998
Date last
2012
Obs
3
Pa first
268
Pa last
268
P.A. Now (θ)
268°
Sep first
297.8
Sep last
297.7
Sep. Now (ρ)
297.7"
Mag pri
15.84
Mag sec
14.57
delta mag (ΔM)
1.27
Spectral class
Pri motion ra
+074
Sec motion ra
+013
Pri motion dec
-262
Sec motion dec
-193
Notes
rPM=0.338
Nature of this double is uncertain.
 
 
21120+1822 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21120+1822 ZIE 12 AB 1998 2012 2 26 13.3 15.84 17.90 2.06
Show 21120+1822 ZIE 12 AC 1998 2012 3 268 297.7 15.84 14.57 1.27 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
267.7
Precise sep
297.7
Constellation
Pegasus
last precise pa
267.7
last precise sep
297.7
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21120+1822 ZIE 12 AC 2012 1 268 297.7 15.92   211200.48+182216.3

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