07424-1816 HU  709CD

 
 
07h 42m 20.80s -18 15' 43.3" P.A. 221 sep 0.4 mag 10.81,10.97
 
 
Coord 2000
07424-1816
Discov num
HU  709
Comp
CD
Coord arcsec 2000
07 42 20.80 -18 15 43.3
Date first
1940
Date last
1991
Obs
2
Pa first
208
Pa last
221
P.A. Now (θ)
221°
Sep first
0.3
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
10.81
Mag sec
10.97
delta mag (ΔM)
0.16
Spectral class
Pri motion ra
-007
Sec motion ra
-007
Pri motion dec
-021
Sec motion dec
-021
Notes
Nature of this double is uncertain.
 
 
07424-1816 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 07424-1816 HU 709 AB 1903 1991 10 288 1.8 10.34 11.10 0.76
Show 07424-1816 HU 709 AC 1914 2008 13 2 24.2 10.34 10.81 0.47
Show 07424-1816 HU 709 AE 1914 1999 9 334 21.7 10.34 12.30 1.96
Show 07424-1816 HU 709 CD 1940 1991 2 221 0.4 10.81 10.97 0.16 <===
Show 07424-1816 ARA 383 CE 1914 1999 8 244 11.7 10.81 12.30 1.49
Show 07424-1816 JRN 34 EF 1984 1999 4 275 28.9 12.30 13.30 1.00
Show 07424-1816 JRN 34 EG 1984 1999 4 213 32.4 12.30 14.30 2.00
Show 07424-1816 JRN 34 EH 1984 1999 4 172 41.7 12.30 15.30 3.00
Octuple system
8 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Puppis
Tycho2
5984-02790-1
last precise pa
221.2
last precise sep
0.42
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
07424-1816 HU 709 CD 1991 2 221 0.4 10.81 10.97 074220.80-181543.3

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