12446-2315 HDS1784

 
 
12h 44m 38.79s -23 15' 04.2" P.A. 48 sep 0.5 mag 9.31,12.94 Sp F7V dist. 131.75 pc (429.77 l.y.)
 
 
Coord 2000
12446-2315
Discov num
HDS1784
Comp
Coord arcsec 2000
12 44 38.79 -23 15 04.2
Date first
1991
Date last
2012
Obs
5
Pa first
62
Pa last
48
P.A. Now (θ)
48°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
9.31
Mag sec
12.94
delta mag (ΔM)
3.63
Spectral class
F7V (yellow-white)
Pri motion ra
-071
Sec motion ra
Pri motion dec
+034
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
47.8
Precise sep
0.524
Constellation
Hydra
SAO
181072
HIP
62183
Tycho2
6684-00389-1
HD
110790
BD
BD-22 3442
CD
CD-22 9600
CP
CP-22 5471
Distance
131.75
Distance ly
429.77
last precise pa
47.8
last precise sep
0.524
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12446-2315 HDS1784 1991 1 62 0.5 9.31 12.94 F7V 124438.79-231504.2
12446-2315 HDS1784 2012 5 48 0.5 9.31 12.94 F7V 124438.79-231504.2

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