10193-1232 RST3688

10h 19m 16.88s -12 31' 41.2" P.A. 142 sep 0.4 mag 6.21,8.54 Sp A9V dist. 65.66 pc (214.18 l.y.)

Coord 2000
10193-1232
Discov num
RST3688
Comp
Coord arcsec 2000
10 19 16.88 -12 31 41.2
Date first
1937
Date last
2017
Obs
16
Pa first
306
Pa last
142
P.A. Now (θ)
142°
Sep first
0.8
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
6.21
Mag sec
8.54
delta mag (ΔM)
2.33
Spectral class
A9V (white)
Pri motion ra
-013
Sec motion ra
Pri motion dec
-020
Sec motion dec
Notes


Nature of this double is uncertain.



OTHER CATALOGS AND DESIGNATIONS

Precise pa
141.5
Precise sep
0.434
Cdsa2 id
RST 3688
Constellation
Hydra
SAO
155894
HIP
50536
Tycho2
5496-01789-1
HD
89455
HR
4055
BD
BD-11 2851
Ra deg
10.321355555555556
De deg
-12.528111111111112
Distance
65.66
Distance ly
214.18
last precise pa
141.5
last precise sep
0.434




WDS HISTORIC DATA

coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10193-1232 RST3688 1997 15 334 0.3 6.21 8.54 A9V D 101916.88-123141.2
10193-1232 RST3688 2017 16 142 0.4 6.21 8.54 A9V 101916.88-123141.2

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