21020-8441 R   324AB

 
 
21H 01M 57.15S -84 41' 05.5" P.A. 39 SEP 17.8 MAG 10.20,11.30
 
 
Coord 2000
21020-8441
Discov num
R   324
Comp
AB
Coord arcsec 2000
21 01 57.15 -84 41 05.5
Date first
1895
Date last
2000
Obs
6
Pa first
44
Pa last
39
P.A. Now (θ)
39°
Sep first
19.1
Sep last
17.8
Sep. Now (ρ)
17.8"
Mag pri
10.20
Mag sec
11.30
delta mag (ΔM)
1.1
Spectral class
Pri motion ra
+008
Sec motion ra
-007
Pri motion dec
-006
Sec motion dec
-001
Notes
rPM=1.581
This double is not physical.
 
 
21020-8441 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21020-8441 R 324 AB 1895 2000 6 39 17.8 10.20 11.30 1.10 <===
Show 21020-8441 R 324 BC 1998 2000 7 62 26.3 11.30 12.30 1.00
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Octans
Tycho2
9528-01705-1
last precise pa
39.1
last precise sep
17.8