16395-1744 HJ 4879AC

 
 
16h 39m 28.84s -17 43' 54.6" P.A. 78 sep 34.9 mag 10.70,10.65 Sp A8IV
 
 
Coord 2000
16395-1744
Discov num
HJ 4879
Comp
AC
Coord arcsec 2000
16 39 28.84 -17 43 54.6
Date first
1898
Date last
2008
Obs
12
Pa first
74
Pa last
78
P.A. Now (θ)
78°
Sep first
37.1
Sep last
34.9
Sep. Now (ρ)
34.9"
Mag pri
10.70
Mag sec
10.65
delta mag (ΔM)
0.05
Spectral class
A8IV (white)
Pri motion ra
+008
Sec motion ra
-012
Pri motion dec
+001
Sec motion dec
-023
Notes
U (Proper motion indicates non-physical)
rPM=1.204
This double is not physical.
 
 
16395-1744 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 16395-1744 HJ 4879 AB 1836 2008 13 340 19.9 10.70 10.99 0.29
Show 16395-1744 HJ 4879 AC 1898 2008 12 78 34.9 10.70 10.65 0.05 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
78.2
Precise sep
34.88
Constellation
Ophiuchus
Tycho2
6220-01048-1
last precise pa
78.2
last precise sep
34.88
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16395-1744 HJ 4879 AC 2005 9 78 34.6 10.70 10.65 D 163928.84-174354.6
16395-1744 HJ 4879 AC 2008 10 78 34.9 10.70 10.65 D 163928.84-174354.6

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