21577+4356 MAY9004AE

 
 
21H 57M 41.80S +43 55' 41.0" P.A. 285 SEP 8.4 MAG 12.20,15.60
 
 
Coord 2000
21577+4356
Discov num
MAY9004
Comp
AE
Coord arcsec 2000
21 57 41.80 +43 55 41.0
Date first
2000
Date last
2002
Obs
3
Pa first
285
Pa last
285
P.A. Now (θ)
285°
Sep first
8.5
Sep last
8.4
Sep. Now (ρ)
8.4"
Mag pri
12.20
Mag sec
15.60
delta mag (ΔM)
3.4
Spectral class
Pri motion ra
-006
Sec motion ra
Pri motion dec
+008
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
21577+4356 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21577+4356 J 3155 AB 1944 2007 6 131 5.9 12.20 12.50 0.30
Show 21577+4356 J 3155 AC 1944 2002 3 348 9.8 12.20 15.00 2.80
Show 21577+4356 BTG 9 AD 2000 2007 3 86 38.0 12.24 14.07 1.83
Show 21577+4356 MAY9004 AE 2000 2002 3 285 8.4 12.20 15.60 3.40 <===
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
last precise pa
285.3
last precise sep
8.423