10406-1922 LDS 312

 
 
10h 40m 18.86s -19 22' 48.4" P.A. 165 sep 16.1 mag 13.30,14.70 Sp dM3+dM5
 
 
Coord 2000
10406-1922
Discov num
LDS 312
Comp
Coord arcsec 2000
10 40 18.86 -19 22 48.4
Date first
1920
Date last
2010
Obs
6
Pa first
135
Pa last
165
P.A. Now (θ)
165°
Sep first
14.0
Sep last
16.1
Sep. Now (ρ)
16.1"
Mag pri
13.30
Mag sec
14.70
delta mag (ΔM)
1.4
Spectral class
dM3+dM5
Pri motion ra
-646
Sec motion ra
-004
Pri motion dec
-179
Sec motion dec
-118
Notes
rPM=0.962
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
164.7
Precise sep
16.139
Constellation
Hydra
last precise pa
164.7
last precise sep
16.139
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10406-1922 LDS 312 1999 3 165 16.2 13.11 14.43 D 104018.86-192246.7
10406-1922 LDS 312 2010 6 165 16.1 13.30 14.70 dM3+dM5 104018.86-192248.4

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