20139-2631 HJ 2935AB

 
 
20h 13m 55.76s -26 30' 47.2" P.A. 223 sep 16.1 mag 9.71,11.60 Sp A8V
 
 
Coord 2000
20139-2631
Discov num
HJ 2935
Comp
AB
Coord arcsec 2000
20 13 55.76 -26 30 47.2
Date first
1830
Date last
2015
Obs
10
Pa first
214
Pa last
223
P.A. Now (θ)
223°
Sep first
12.0
Sep last
16.1
Sep. Now (ρ)
16.1"
Mag pri
9.71
Mag sec
11.60
delta mag (ΔM)
1.89
Spectral class
A8V (white)
Pri motion ra
+010
Sec motion ra
-010
Pri motion dec
-000
Sec motion dec
-012
Notes
rPM=1.493
This double is not physical.
 
 
20139-2631 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20139-2631 HJ 2935 AB 1830 2015 10 223 16.1 9.71 11.60 1.89 <===
Show 20139-2631 B 9039 AC 1940 2015 4 34 22.9 9.71 14.40 4.69
Show 20139-2631 B 9039 AD 1940 2015 4 195 53.5 9.71 13.30 3.59
Show 20139-2631 B 9039 DE 1940 2015 4 37 7.1 13.30 14.50 1.20
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
222.8
Precise sep
16.145
Constellation
Capricornus
SAO
189046
Tycho2
6913-01898-1
Gaia DR2
39511836288
HD
192069
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20139-2631 HJ 2935 AB 1999 8 222 15.9 9.70 11.60 A8V D 201355.76-263047.2
20139-2631 HJ 2935 AB 2012 9 223 17.3 9.70 11.60 A8V 201355.76-263047.2
20139-2631 HJ 2935 AB 2015 10 223 16.1 9.71 11.60 A8V 201355.76-263047.2

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