20146-6426 HJ 5171AB

 
 
20h 14m 34.92s -64 25' 46.9" P.A. 306 sep 17 mag 6.94,9.75 Sp A2/3IV dist. 103.73 pc (338.37 l.y.)
 
 
Coord 2000
20146-6426
Discov num
HJ 5171
Comp
AB
Coord arcsec 2000
20 14 34.92 -64 25 46.9
Date first
1836
Date last
2016
Obs
20
Pa first
305
Pa last
306
P.A. Now (θ)
306°
Sep first
12.0
Sep last
17.0
Sep. Now (ρ)
17"
Mag pri
6.94
Mag sec
9.75
delta mag (ΔM)
2.81
Spectral class
A2/3IV (white)
Pri motion ra
+015
Sec motion ra
+016
Pri motion dec
-030
Sec motion dec
-027
Notes
rPM=0.094 (< 0.3, Physical double)
This double is physical.
 
 
20146-6426 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20146-6426 HJ 5171 AB 1836 2016 20 306 17.0 6.94 9.75 2.81 <===
Show 20146-6426 HJ 5171 AC 1836 2016 18 335 34.6 6.94 9.96 3.02
Show 20146-6426 BAU 60 AD 1993 2015 4 215 52.1 6.94 14.20 7.26
Show 20146-6426 HJ 5171 BC 1836 2015 14 0 21.2 9.75 9.96 0.21
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
305.8
Precise sep
17
Constellation
Pavo
SAO
254757
HIP
99772
Tycho2
9094-00700-1
Gaia DR2
55210133120
HD
191585
CP
CP-64 4035
Distance
103.73
Distance ly
338.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20146-6426 HJ 5171 AB 2000 15 306 17.5 6.94 9.75 A2/3IV D 201434.92-642546.9
20146-6426 HJ 5171 AB 2010 17 305 17.5 6.94 9.75 A2/3IV D 201434.92-642546.9
20146-6426 HJ 5171 AB 2016 19 306 17.0 6.94 9.75 A2/3IV 201434.92-642546.9

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