20444-2339 HJ 2991BC

 
 
20h 44m 23.89s -23 38' 22.0" P.A. 285 sep 5.8 mag 10.34,13.10
 
 
Coord 2000
20444-2339
Discov num
HJ 2991
Comp
BC
Coord arcsec 2000
20 44 23.89 -23 38 22.0
Date first
1830
Date last
2015
Obs
15
Pa first
96
Pa last
285
P.A. Now (θ)
285°
Sep first
10.0
Sep last
5.8
Sep. Now (ρ)
5.8"
Mag pri
10.34
Mag sec
13.10
delta mag (ΔM)
2.76
Spectral class
Pri motion ra
+009
Sec motion ra
-070
Pri motion dec
-013
Sec motion dec
+009
Notes
rPM=1.162
This double is not physical.
 
 
20444-2339 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20444-2339 HJ 2991 AB 1830 2015 14 9 38.1 9.64 10.34 0.70
Show 20444-2339 HJ 2991 BC 1830 2015 15 285 5.8 10.34 13.10 2.76 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
285
Precise sep
5.8
Constellation
Capricornus
last precise pa
285
last precise sep
5.8
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20444-2339 HJ 2991 BC 1959 11 19 1.5 10.34 13.10 204423.89-233822.0
20444-2339 HJ 2991 BC 2000 12 294 4.8 10.34 13.10 204423.89-233822.0
20444-2339 HJ 2991 BC 2015 15 285 5.8 10.34 13.10 204423.89-233822.0

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