16303-1240 LAF  56AF

 
 
16h 30m 18.06s -12 39' 44.9" P.A. 309 sep 11.5 mag 5.40,20.30 Sp M3.5 dist. 4.29 pc (13.99 l.y.)
 
 
Coord 2000
16303-1240
Discov num
LAF  56
Comp
AF
Coord arcsec 2000
16 30 18.06 -12 39 44.9
Date first
2005
Date last
2005
Obs
1
Pa first
309
Pa last
309
P.A. Now (θ)
309°
Sep first
11.5
Sep last
11.5
Sep. Now (ρ)
11.5"
Mag pri
5.40
Mag sec
20.30
delta mag (ΔM)
14.9
Spectral class
M3.5 (red)
Pri motion ra
-009
Sec motion ra
Pri motion dec
-119
Sec motion dec
Notes
P K (100-year proper motion, K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
16303-1240 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show V2306 Oph 16303-1240 LAF 56 AB 2005 2005 1 259 5.2 5.40 21.70 16.30
Show 16303-1240 LAF 56 AC 2005 2005 1 162 6.3 5.40 20.20 14.80
Show 16303-1240 LAF 56 AD 2005 2005 1 232 10.3 5.40 20.30 14.90
Show 16303-1240 LAF 56 AE 2005 2005 1 3 10.5 5.40 18.80 13.40
Show 16303-1240 LAF 56 AF 2005 2005 1 309 11.5 5.40 20.30 14.90 <===
Show 16303-1240 LAF 56 AG 2005 2005 1 229 12.7 5.40 20.50 15.10
Show 16303-1240 LAF 56 AH 2005 2005 1 215 13.6 5.40 20.40 15.00
Octuple system
8 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
308.6
Precise sep
11.49
Var name
V2306 Oph
Constellation
Ophiuchus
HIP
80824
Tycho2
5635-01241-1
GL
Gl 628
BD
BD-12 4523
Distance
4.29
Distance ly
13.99
last precise pa
308.6
last precise sep
11.49
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16303-1240 LAF 56 AF 2005 1 309 11.5 10.12 25.00 M3.5 DP 163018.11-123935.0

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