18031-5139 CVN  57AJ

 
 
18h 03m 03.41s -51 38' 56.4" P.A. 139.00 sep 14.8 mag 5.91,17.50 Sp F6V dist. 48.15 pc (157.07 l.y.)
 
 
Coord 2000
18031-5139
Discov num
CVN  57
Comp
AJ
Coord arcsec 2000
18 03 03.41 -51 38 56.4
Date first
2004
Date last
2004
Obs
1
Pa first
139
Pa last
139
P.A. Now (θ)
139°
Sep first
14.8
Sep last
14.8
Sep. Now (ρ)
14.8"
Mag pri
5.91
Mag sec
17.50
delta mag (ΔM)
11.59
Spectral class
F6V (yellow-white)
Pri motion ra
+004
Sec motion ra
Pri motion dec
-086
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star
Nature of this double is uncertain.
 
 
18031-5139 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 245201 18 03 03 -51 38 56 SKF 1420 AB 2016 7 89 6.5 7.00 12.50 5.50
Show 245201 18 03 03 -51 38 56 CVN 57 AC 2004 1 199 7.4 5.91 19.20 13.29
Show 245201 18 03 03 -51 38 56 CVN 57 AD 2004 1 178 9.7 5.91 19.80 13.89
Show 245201 18 03 03 -51 38 56 CVN 57 AE 2004 1 322 10.1 5.91 20.40 14.49
Show 245201 18 03 03 -51 38 56 CVN 57 AF 2004 1 46 11.2 5.91 20.50 14.59
Show 245201 18 03 03 -51 38 56 CVN 57 AG 2004 1 18 11.2 5.91 19.20 13.29
Show 245201 18 03 03 -51 38 56 CVN 57 AH 2004 1 37 13.0 5.91 20.90 14.99
Show 245201 18 03 03 -51 38 56 CVN 57 AI 2004 1 139 14.6 5.91 17.90 11.99
Show 245201 18 03 03 -51 38 56 CVN 57 AJ 2004 1 139 14.8 5.91 17.50 11.59 <===
Decuple system
10 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
138.8
Precise sep
14.774
Constellation
Hydra
SAO
245201
HIP
88399
Tycho2
8369-01619-1
Gaia DR2
6702775135228913280
HD
164249
CD
CD-5111312
CP
CP-5110709
Distance
48.15
Distance ly
157.07
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18031-5139 CVN 57 AJ 2004 1 139 14.8 5.91 17.50 F6V+M2Ve K 180303.41-513856.4

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