16441-4728 HJ 4881AB

 
 
16h 44m 08.43s -47 28' 09.5" P.A. 263 sep 10.1 mag 9.29,10.30 Sp B
 
 
Coord 2000
16441-4728
Discov num
HJ 4881
Comp
AB
Coord arcsec 2000
16 44 08.43 -47 28 09.5
Date first
1834
Date last
1999
Obs
8
Pa first
259
Pa last
263
P.A. Now (θ)
263°
Sep first
5.0
Sep last
10.1
Sep. Now (ρ)
10.1"
Mag pri
9.29
Mag sec
10.30
delta mag (ΔM)
1.01
Spectral class
B (blue-white)
Pri motion ra
-001
Sec motion ra
-022
Pri motion dec
-003
Sec motion dec
-007
Notes
rPM=0.926
This double is not physical.
 
 
16441-4728 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 227124 16441-4728 HJ 4881 AB 1834 1999 8 263 10.1 9.29 10.30 1.01 <===
Show 227122 16441-4728 B 1822 BC 1929 2000 2 323 2.1 10.30 12.40 2.10
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
262.6
Precise sep
10.05
Constellation
Ara
SAO
227124
Tycho2
8330-03260-1
HD
150627
last precise pa
262.6
last precise sep
10.05
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16441-4728 HJ 4881 AB 1999 7 263 10.1 9.29 10.30 B D 164408.43-472809.5
16441-4728 HJ 4881 AB 2010 9 264 9.8 9.29 10.30 B 164408.43-472809.5

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