12002-5707 JNN 164AC

 
 
12h 00m 09.45s -57 07' 02.0" P.A. 161.00 sep 4.5 mag 7.42,9.70 Sp F5 dist. 110.5 pc (360.45 l.y.)
 
 
Coord 2000
12002-5707
Discov num
JNN 164
Comp
AC
Coord arcsec 2000
12 00 09.45 -57 07 02.0
Date first
2000
Date last
2015
Obs
4
Pa first
161
Pa last
161
P.A. Now (θ)
161°
Sep first
4.1
Sep last
4.5
Sep. Now (ρ)
4.5"
Mag pri
7.42
Mag sec
9.70
delta mag (ΔM)
2.28
Spectral class
F5 (yellow-white)
Pri motion ra
-040
Sec motion ra
Pri motion dec
-011
Sec motion dec
Notes
V K (Proper motion indicates physical, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star
This double is physical.
 
 
12002-5707 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 239566 12 00 09 -57 07 02 TOB 142 AB 1997 1 50 7.7 8.60 8.80 0.20
Show 239566 12 00 09 -57 07 02 JNN 164 AC 2015 4 161 4.5 7.42 9.70 2.28 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
161.4
Precise sep
4.457
Constellation
Hydra
SAO
239566
HIP
58528
Tycho2
8640-03442-1
Gaia DR2
6075374902576831616
HD
104231
CP
CP-56 4938
Distance
110.5
Distance ly
360.45
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12002-5707 JNN 164 AC 2012 3 161 4.5 7.42 9.70 F5 V K 120009.45-570702.0
12002-5707 JNN 164 AC 2015 4 161 4.5 7.42 9.70 F5 V K 120009.45-570702.0

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