18507-3148 CVN  60AF

 
 
18h 50m 44.48s -31 47' 47.4" P.A. 186 sep 4.4 mag 7.46,20.10 Sp K8Ve
 
 
Coord 2000
18507-3148
Discov num
CVN  60
Comp
AF
Coord arcsec 2000
18 50 44.48 -31 47 47.4
Date first
2004
Date last
2007
Obs
2
Pa first
185
Pa last
186
P.A. Now (θ)
186°
Sep first
4.7
Sep last
4.4
Sep. Now (ρ)
4.4"
Mag pri
7.46
Mag sec
20.10
delta mag (ΔM)
12.64
Spectral class
K8Ve (yellow-orange)
Pri motion ra
+011
Sec motion ra
Pri motion dec
-078
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
18507-3148 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18507-3148 CVN 60 AB 2004 2007 2 69 1.9 7.46 18.80 11.34
Show 18507-3148 CVN 60 AC 2004 2007 2 18 3.6 7.46 18.60 11.14
Show 18507-3148 CVN 60 AD 2004 2007 2 174 3.6 7.46 18.50 11.04
Show 18507-3148 CVN 60 AE 2004 2007 2 155 3.7 7.46 19.00 11.54
Show 18507-3148 CVN 60 AF 2004 2007 2 186 4.4 7.46 20.10 12.64 <===
Show 18507-3148 CVN 60 AG 2004 2007 2 66 5.1 7.46 18.20 10.74
Show 18507-3148 CVN 60 AH 2004 2007 2 81 5.7 7.46 21.00 13.54
Show 18507-3148 CVN 60 AI 2004 2007 2 199 5.6 7.46 20.10 12.64
Show 18507-3148 CVN 60 AJ 2004 2007 2 176 6.9 7.46 18.50 11.04
Decuple system
10 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
186.2
Precise sep
4.379
Cdsa2 id
CVN 60 AF
Constellation
Sagittarius
Ra deg
18.845688888888887
De deg
-31.7965
last precise pa
186.2
last precise sep
4.379
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18507-3148 CVN 60 AF 2007 2 186 4.4 7.46 20.10 K8Ve K 185044.48-314747.4

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