12455-4552 HDS1789Aa,Ab

 
 
12h 45m 27.62s -45 51' 45.2" P.A. 52 sep 0.2 mag 10.07,10.47 Sp G8V dist. 78.43 pc (255.84 l.y.)
 
 
Coord 2000
12455-4552
Discov num
HDS1789
Comp
Aa,Ab
Coord arcsec 2000
12 45 27.62 -45 51 45.2
Date first
1991
Date last
1991
Obs
1
Pa first
52
Pa last
52
P.A. Now (θ)
52°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
10.07
Mag sec
10.47
delta mag (ΔM)
0.4
Spectral class
G8V (yellow)
Pri motion ra
-051
Sec motion ra
Pri motion dec
-061
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
12455-4552 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 223647 12455-4552 HDS1789 Aa,Ab 1991 1991 1 52 0.2 10.07 10.47 0.40 <===
Show 223647 12455-4552 DON 554 AB 1929 1948 3 313 1.3 10.07 13.60 3.53
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
52
Precise sep
0.16
Cdsa2 id
HDS 1789 Aa,Ab
Constellation
Centaurus
SAO
223647
HIP
62252
Tycho2
8245-00584-1
HD
110861
CD
CD-45 7991
CP
CP-45 6023
Ra deg
12.757672222222222
De deg
-45.86255555555556
Distance
78.43
Distance ly
255.84
last precise pa
52
last precise sep
0.16
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12455-4552 HDS1789 Aa,Ab 1991 1 52 0.2 10.07 10.47 G8V 124527.62-455145.2

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