13181-1820 WIS 220AC

 
 
13h 18m 08.14s -18 19' 31.9" P.A. 285 sep 448.8 mag 9.70,15.39 Sp G0V
 
 
Coord 2000
13181-1820
Discov num
WIS 220
Comp
AC
Coord arcsec 2000
13 18 08.14 -18 19 31.9
Date first
1998
Date last
2010
Obs
4
Pa first
285
Pa last
285
P.A. Now (θ)
285°
Sep first
449.0
Sep last
448.8
Sep. Now (ρ)
448.8"
Mag pri
9.70
Mag sec
15.39
delta mag (ΔM)
5.69
Spectral class
G0V (yellow)
Pri motion ra
-129
Sec motion ra
-087
Pri motion dec
-109
Sec motion dec
-132
Notes
V (Proper motion indicates physical)
rPM=0.284 (< 0.3, Physical double)
This double is physical.
 
 
13181-1820 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 157841 13181-1820 RST2839 AB 1935 1960 4 48 0.5 9.70 11.30 1.60
Show 157841 13181-1820 WIS 220 AC 1998 2010 4 285 448.8 9.70 15.39 5.69 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
285
Precise sep
448.819
Constellation
Virgo
SAO
157841
last precise pa
285
last precise sep
448.819
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13181-1820 WIS 220 AC 2010 4 285 448.8 9.70 15.39 G0V V 131808.14-181931.9

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