15103-3645 HJ 4738AB

 
 
15h 10m 18.61s -36 44' 40.3" P.A. 32.00 sep 17.9 mag 10.30,11.90 Sp G3/5V
 
 
Coord 2000
15103-3645
Discov num
HJ 4738
Comp
AB
Coord arcsec 2000
15 10 18.61 -36 44 40.3
Date first
1834
Date last
2015
Obs
8
Pa first
25
Pa last
32
P.A. Now (θ)
32°
Sep first
9.0
Sep last
17.9
Sep. Now (ρ)
17.9"
Mag pri
10.30
Mag sec
11.90
delta mag (ΔM)
1.6
Spectral class
G3/5V (yellow)
Pri motion ra
-037
Sec motion ra
-011
Pri motion dec
-015
Sec motion dec
-006
Notes
rPM=0.689
Nature of this double is uncertain.
 
 
15103-3645 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 15 10 19 -36 44 40 HJ 4738 AB 2015 8 32 17.9 10.30 11.90 1.60 <===
Show 15 10 19 -36 44 40 HJ 4738 AC 2015 9 157 16.3 10.30 12.60 2.30
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
32.4
Precise sep
17.904
Constellation
Hydra
Tycho2
7324-00916-1
Gaia DR2
6199650915140661632
HD
134310
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15103-3645 HJ 4738 AB 1999 6 32 17.6 10.30 11.90 G3/5V D 151018.61-364440.3
15103-3645 HJ 4738 AB 2015 8 32 17.9 10.30 11.90 G3/5V 151018.61-364440.3

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