20324-0951 BU  668AC

 
 
20h 32m 23.69s -09 51' 12.2" P.A. 209 sep 121.9 mag 5.73,9.90 Sp G2.5IV dist. 24.4 pc (79.59 l.y.)
 
 
Coord 2000
20324-0951
Discov num
BU  668
Comp
AC
Coord arcsec 2000
20 32 23.69 -09 51 12.2
Date first
1906
Date last
2000
Obs
9
Pa first
198
Pa last
209
P.A. Now (θ)
209°
Sep first
99.0
Sep last
121.9
Sep. Now (ρ)
121.9"
Mag pri
5.73
Mag sec
9.90
delta mag (ΔM)
4.17
Spectral class
G2.5IV (yellow)
Pri motion ra
+308
Sec motion ra
Pri motion dec
+104
Sec motion dec
Notes
U (Proper motion indicates non-physical)
This double is not physical.
 
 
20324-0951 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 163665 20324-0951 BU 668 AB 1878 2015 20 48 1.2 5.80 11.30 5.50
Show 20324-0951 BU 668 AC 1906 2000 9 209 121.9 5.73 9.90 4.17 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
209.3
Precise sep
121.85
Constellation
Capricornus
SAO
163665
HIP
101345
Tycho2
5758-02542-1
HD
195564
HR
7845
BD
BD-10 5423
Distance
24.4
Distance ly
79.59
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20324-0951 BU 668 AC 1921 6 200 103.2 5.73 9.90 203223.69-095112.2
20324-0951 BU 668 AC 1986 7 208 118.0 5.73 9.90 U 203223.69-095112.2
20324-0951 BU 668 AC 2000 10 209 121.9 5.73 9.90 G2.5IV U 203223.69-095112.2

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