17311-6041 HJ 4951 AE (Del Ara)

 
 
17h 31m 05.91s -60° 41' 01.8" P.A. 324.00 sep 50.4 mag 3.64,10.96 Sp B8Vn dist. 60.68 pc (197.94 l.y.)
 
 
Coord 2000 17311-6041 Discov num HJ 4951 Comp AE Coord arcsec 2000 17 31 05.91 -60 41 01.8
Date first 1836 Date last 2016 Obs 7
Pa first 304 Pa last 323.5 P.A. Now (θ) 323.5°
Sep first 40.0 Sep last 50.41 Sep. Now (ρ) 50.41"
Mag pri 3.64 Mag sec 10.96 delta mag (ΔM) 7.32 Spectral class B8Vn (blue-white)
Pri motion ra -054 Sec motion ra -023
Pri motion dec -099 Sec motion dec +007
Notes N U (See Notes, Proper motion indicates non-physical)
rPM=0.979
This double is not physical.
 
 
17311-6041 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 253945 17 31 06 -60 41 02 EHR 15 AB 2009 1 67 3.1 3.70 14.20 10.50
Show 253945 17 31 06 -60 41 02 EHR 15 AC 2009 1 51 8.6 3.70 13.00 9.30
Show 253945 17 31 06 -60 41 02 EHR 15 AD 2009 1 62 12.3 3.70 11.90 8.20
Show Del Ara 253945 17 31 06 -60 41 02 HJ 4951 AE 2016 7 324 50.4 3.64 10.96 7.32 <===
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name Del Ara Constellation Ara SAO 253945 HIP 85727
Tycho2 9053-04118-1 Gaia DR2 5912398348427886976 HD 158094 HR 6500
GC 23681 CP CP-60 6842 Bayer Delta Arae Bayer name Del Ara
FK5 648 Distance 60.68 Distance ly 197.94 Bayer greek δ Ara