13181-1820 RST2839AB

 
 
13h 18m 08.14s -18 19' 31.9" P.A. 48 sep 0.5 mag 9.70,11.30 Sp G0V
 
 
Coord 2000
13181-1820
Discov num
RST2839
Comp
AB
Coord arcsec 2000
13 18 08.14 -18 19 31.9
Date first
1935
Date last
1960
Obs
4
Pa first
42
Pa last
48
P.A. Now (θ)
48°
Sep first
0.3
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
9.70
Mag sec
11.30
delta mag (ΔM)
1.6
Spectral class
G0V (yellow)
Pri motion ra
-125
Sec motion ra
Pri motion dec
-109
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
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
47.5
Precise sep
0.5
Constellation
Virgo
SAO
157841
last precise pa
47.5
last precise sep
0.5
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13181-1820 RST2839 AB 1960 4 48 0.5 9.70 11.30 G0V 131808.14-181931.9

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