10121-1837 SUB   4

 
 
10h 12m 08.19s -18 37' 03.8" P.A. 193 sep 399.4 mag 10.00,15.40 Sp K7V+DZ5.1 dist. 17.18 pc (56.04 l.y.)
 
 
Coord 2000
10121-1837
Discov num
SUB   4
Comp
Coord arcsec 2000
10 12 08.19 -18 37 03.8
Date first
1999
Date last
2010
Obs
5
Pa first
193
Pa last
193
P.A. Now (θ)
193°
Sep first
399.5
Sep last
399.4
Sep. Now (ρ)
399.4"
Mag pri
10.00
Mag sec
15.40
delta mag (ΔM)
5.4
Spectral class
K7V+DZ5.1 (yellow-orange)
Pri motion ra
-521
Sec motion ra
-506
Pri motion dec
-013
Sec motion dec
-044
Notes
V (Proper motion indicates physical)
rPM=0.066 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
192.9
Precise sep
399.398
Constellation
Hydra
HIP
49973
Tycho2
6063-00115-1
GL
Gl 383
BD
BD-17 3088
Distance
17.18
Distance ly
56.04
last precise pa
192.9
last precise sep
399.398
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10121-1837 SUB 4 2000 1 193 399.0 10.00 15.40 K7+DZ V 101208.19-183703.8
10121-1837 SUB 4 2010 4 193 399.4 10.00 15.40 K7+DZ V 101208.19-183703.8

If you need more information about this double, apply for a data request form to the WDS.