12421-5627 JSP 551AB

 
 
12h 42m 07.71s -56 26' 36.8" P.A. 193 sep 6.7 mag 8.80,14.30 Sp F3/5V dist. 116.69 pc (380.64 l.y.)
 
 
Coord 2000
12421-5627
Discov num
JSP 551
Comp
AB
Coord arcsec 2000
12 42 07.71 -56 26 36.8
Date first
1930
Date last
2015
Obs
4
Pa first
190
Pa last
193
P.A. Now (θ)
193°
Sep first
5.9
Sep last
6.7
Sep. Now (ρ)
6.7"
Mag pri
8.80
Mag sec
14.30
delta mag (ΔM)
5.5
Spectral class
F3/5V (yellow-white)
Pri motion ra
+015
Sec motion ra
Pri motion dec
+000
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
12421-5627 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 240166 12421-5627 JSP 551 AB 1930 2015 4 193 6.7 8.80 14.30 5.50 <===
Show 240166 12421-5627 SIN 73 AC 1987 2000 3 284 60.2 9.31 14.27 4.96
Show 240166 12421-5627 DAM 580 AD 1998 2015 3 165 15.1 9.31 13.27 3.96
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
193.2
Precise sep
6.692
Constellation
Crux
SAO
240166
HIP
61983
Tycho2
8655-02762-1
HD
110358
CP
CP-55 5189
Distance
116.69
Distance ly
380.64
last precise pa
193.2
last precise sep
6.692
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12421-5627 JSP 551 AB 1987 3 48 8.0 8.50 14.30 F3/5V 124207.71-562636.8
12421-5627 JSP 551 AB 2000 3 193 6.9 8.50 14.30 F3/5V D 124207.71-562636.8
12421-5627 JSP 551 AB 2015 4 193 6.7 8.80 14.30 F3/5V 124207.71-562636.8

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