16397-4921 HJ 4873BD

 
 
16H 39M 46.54S -49 20' 51.2" P.A. 35 SEP 8.2 MAG 9.55,12.10
 
 
Coord 2000
16397-4921
Discov num
HJ 4873
Comp
BD
Coord arcsec 2000
16 39 46.54 -49 20 51.2
Date first
1904
Date last
1999
Obs
5
Pa first
38
Pa last
35
P.A. Now (θ)
35°
Sep first
8.4
Sep last
8.2
Sep. Now (ρ)
8.2"
Mag pri
9.55
Mag sec
12.10
delta mag (ΔM)
2.55
Spectral class
Pri motion ra
-008
Sec motion ra
-004
Pri motion dec
-002
Sec motion dec
+004
Notes
N (See Notes)
rPM=0.874
This double is not physical.
 
 
16397-4921 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 227012 16397-4921 HJ 4873 AB 1836 1999 8 69 30.5 9.07 9.55 0.48
Show 227012 16397-4921 HJ 4873 AC 1904 1999 4 169 13.3 9.07 12.26 3.19
Show 16397-4921 HJ 4873 BD 1904 1999 5 35 8.2 9.55 12.10 2.55 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ara
Tycho2
8333-00126-1
HD
331035
last precise pa
34.5
last precise sep
8.15