15204-7618 HJ 4737AB

 
 
15h 20m 25.26s -76 17' 53.8" P.A. 87.00 sep 8.3 mag 10.20,10.99 Sp F5/7
 
 
Coord 2000
15204-7618
Discov num
HJ 4737
Comp
AB
Coord arcsec 2000
15 20 25.26 -76 17 53.8
Date first
1894
Date last
2015
Obs
10
Pa first
91
Pa last
87
P.A. Now (θ)
87°
Sep first
8.4
Sep last
8.3
Sep. Now (ρ)
8.3"
Mag pri
10.20
Mag sec
10.99
delta mag (ΔM)
0.79
Spectral class
F5/7 (yellow-white)
Pri motion ra
-014
Sec motion ra
-014
Pri motion dec
-021
Sec motion dec
-021
Notes
T (Parallax indicates physical)
Visually invisible, K-band or other infrared star This double is physical.
 
 
15204-7618 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 15204-7618 HJ 4737 AB 1894 2015 10 87 8.3 10.20 10.99 0.79 <===
Show 15204-7618 HJ 4737 AC 1894 2015 6 142 33.8 10.20 12.01 1.81
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
87.1
Precise sep
8.301
Constellation
Apus
Tycho2
9429-02800-1
Gaia DR2
74672255104
HD
135179
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15204-7618 HJ 4737 AB 2000 8 87 8.3 10.20 10.99 F5/7 D 152025.26-761753.8
15204-7618 HJ 4737 AB 2015 10 87 8.3 10.20 10.99 F5/7 W 152025.26-761753.8

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