17207-5625 HJ 4938AB,C

 
 
17h 20m 40.27s -56 25' 27.9" P.A. 109 sep 25 mag 9.49,9.28 Sp A1V
 
 
Coord 2000
17207-5625
Discov num
HJ 4938
Comp
AB,C
Coord arcsec 2000
17 20 40.27 -56 25 27.9
Date first
1835
Date last
2000
Obs
14
Pa first
108
Pa last
109
P.A. Now (θ)
109°
Sep first
24.6
Sep last
25.0
Sep. Now (ρ)
25"
Mag pri
9.49
Mag sec
9.28
delta mag (ΔM)
0.21
Spectral class
A1V (white)
Pri motion ra
-005
Sec motion ra
-001
Pri motion dec
-006
Sec motion dec
-013
Notes
N (See Notes)
rPM=0.618
Nature of this double is uncertain.
 
 
17207-5625 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 244640 17207-5625 FIN 255 AB 1931 2008 3 108 0.4 9.50 9.70 0.20
Show 244640 17207-5625 HJ 4938 AB,C 1835 2000 14 109 25.0 9.49 9.28 0.21 <===
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
108.8
Precise sep
25.03
Constellation
Ara
SAO
244640
Tycho2
8736-02504-1
HD
156412
last precise pa
108.8
last precise sep
25.03
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17207-5625 HJ 4938 AB,C 2000 13 109 25.0 9.49 9.28 A1V N D 172040.27-562527.9

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