12180-4907 HDS1731

 
 
12h 18m 01.50s -49 07' 14.8" P.A. 44 sep 0.1 mag 9.05,11.16 Sp F7V dist. 273.22 pc (891.24 l.y.)
 
 
Coord 2000
12180-4907
Discov num
HDS1731
Comp
Coord arcsec 2000
12 18 01.50 -49 07 14.8
Date first
1991
Date last
2017
Obs
2
Pa first
62
Pa last
44
P.A. Now (θ)
44°
Sep first
0.2
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
9.05
Mag sec
11.16
delta mag (ΔM)
2.11
Spectral class
F7V (yellow-white)
Pri motion ra
-026
Sec motion ra
Pri motion dec
+000
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
44.4
Precise sep
0.124
Constellation
Centaurus
SAO
223341
HIP
59978
Tycho2
8238-00754-1
HD
106939
CD
CD-48 7311
CP
CP-48 4685
Distance
273.22
Distance ly
891.24
last precise pa
44.4
last precise sep
0.124
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12180-4907 HDS1731 1991 1 62 0.2 9.05 11.16 F7V 121801.50-490714.8
12180-4907 HDS1731 2017 2 44 0.1 9.05 11.16 F7V 121801.50-490714.8

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