18055-6312 UC 3491AB

 
 
18h 05m 30.73s -63 11' 39.1" P.A. 140 sep 44.6 mag 8.30,12.12 Sp G5V dist. 72.83 pc (237.57 l.y.)
 
 
Coord 2000
18055-6312
Discov num
UC 3491
Comp
AB
Coord arcsec 2000
18 05 30.73 -63 11 39.1
Date first
1998
Date last
2000
Obs
2
Pa first
140
Pa last
140
P.A. Now (θ)
140°
Sep first
44.7
Sep last
44.6
Sep. Now (ρ)
44.6"
Mag pri
8.30
Mag sec
12.12
delta mag (ΔM)
3.82
Spectral class
G5V (yellow)
Pri motion ra
-030
Sec motion ra
-036
Pri motion dec
-087
Sec motion dec
-099
Notes
V (Proper motion indicates physical)
rPM=0.127 (< 0.3, Physical double)
This double is physical.
 
 
18055-6312 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 254132 18055-6312 RST 959 Aa,Ab 1929 1991 7 35 0.4 8.30 9.08 0.78
Show 254132 18055-6312 UC 3491 AB 1998 2000 2 140 44.6 8.30 12.12 3.82 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
139.7
Precise sep
44.61
Constellation
Pavo
SAO
254132
HIP
88607
Tycho2
9059-00705-1
HD
164444
CP
CP-63 4275
Distance
72.83
Distance ly
237.57
last precise pa
139.7
last precise sep
44.61
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18055-6312 UC 3491 AB 2000 2 140 44.6 8.30 12.10 G5V V 180530.73-631139.1

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