15581-2406 KSA 120Aa,Ab

 
 
15h 58m 08.15s -24 05' 53.0" P.A. 113.00 sep 0.3 mag 9.10,11.60 Sp K4
 
 
Coord 2000
15581-2406
Discov num
KSA 120
Comp
Aa,Ab
Coord arcsec 2000
15 58 08.15 -24 05 53.0
Date first
2007
Date last
2018
Obs
2
Pa first
99
Pa last
113
P.A. Now (θ)
113°
Sep first
0.2
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
9.10
Mag sec
11.60
delta mag (ΔM)
2.5
Spectral class
K4 (yellow-orange)
Pri motion ra
-018
Sec motion ra
Pri motion dec
-027
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
15581-2406 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 15 58 08 -24 05 53 KSA 120 Aa,Ab 2018 2 113 0.3 9.10 11.60 2.50 <===
Show 15 58 07 -24 05 58 KOH 59 Ba,Bb 1996 1 85 0.6 11.40
Quadruple system
0 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
112.5
Precise sep
0.257
Constellation
Hydra
Gaia DR2
6236961742717464448
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15581-2406 KSA 120 Aa,Ab 2007 1 99 0.2 9.10 11.60 K4 155808.15-240553.0
15581-2406 KSA 120 Aa,Ab 2018 2 113 0.3 9.10 11.60 K4 155808.15-240553.0

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