17206-5926 HJ 4931

 
 
17h 20m 37.04s -59 26' 25.9" P.A. 256 sep 0.9 mag 7.76,7.78 Sp A0V dist. 505.05 pc (1647.47 l.y.)
 
 
Coord 2000
17206-5926
Discov num
HJ 4931
Comp
Coord arcsec 2000
17 20 37.04 -59 26 25.9
Date first
1836
Date last
2016
Obs
26
Pa first
261
Pa last
256
P.A. Now (θ)
256°
Sep first
0.8
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
7.76
Mag sec
7.78
delta mag (ΔM)
0.02
Spectral class
A0V (white)
Pri motion ra
-007
Sec motion ra
-007
Pri motion dec
-019
Sec motion dec
-019
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
256
Precise sep
0.88
Constellation
Ara
SAO
244638
HIP
84859
Tycho2
8740-02063-1
HD
156335
CP
CP-59 6969
Distance
505.05
Distance ly
1647.47
last precise pa
256
last precise sep
0.88
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17206-5926 HJ 4931 1992 23 256 0.9 7.76 7.78 A0V D 172037.04-592625.9
17206-5926 HJ 4931 2008 24 254 1.1 7.76 7.78 A0V 172037.04-592625.9
17206-5926 HJ 4931 2016 26 256 0.9 7.76 7.78 A0V 172037.04-592625.9

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