21560+7404 UC 4601AC

 
 
21H 55M 59.28S +74 03' 58.1" P.A. 303 SEP 52.8 MAG 13.70,16.50
 
 
Coord 2000
21560+7404
Discov num
UC 4601
Comp
AC
Coord arcsec 2000
21 55 59.28 +74 03 58.1
Date first
1999
Date last
2003
Obs
2
Pa first
303
Pa last
303
P.A. Now (θ)
303°
Sep first
53.0
Sep last
52.8
Sep. Now (ρ)
52.8"
Mag pri
13.70
Mag sec
16.50
delta mag (ΔM)
2.8
Spectral class
Pri motion ra
+009
Sec motion ra
-001
Pri motion dec
+058
Sec motion dec
+063
Notes
V (Proper motion indicates physical)
rPM=0.177 (< 0.3, Physical double)
This double is physical.
 
 
21560+7404 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21560+7404 UC 4601 AB 1999 2003 2 29 32.1 13.70 16.40 2.70
Show 21560+7404 UC 4601 AC 1999 2003 2 303 52.8 13.70 16.50 2.80 <===
Show 21560+7404 UC 4601 BD 1999 2003 2 237 43.6 16.40 14.70 1.70
Show 21560+7404 UC 4601 CD 1999 2003 2 136 33.9 16.50 14.70 1.80
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cepheus
last precise pa
303.1
last precise sep
52.781