16396-4639 I   405

 
 
16h 39m 34.10s -46 39' 01.0" P.A. 140 sep 2.5 mag 9.36,9.54 Sp A8V
 
 
Coord 2000
16396-4639
Discov num
I   405
Comp
Coord arcsec 2000
16 39 34.10 -46 39 01.0
Date first
1902
Date last
1991
Obs
8
Pa first
138
Pa last
140
P.A. Now (θ)
140°
Sep first
2.6
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
9.36
Mag sec
9.54
delta mag (ΔM)
0.18
Spectral class
A8V (white)
Pri motion ra
-006
Sec motion ra
-006
Pri motion dec
-017
Sec motion dec
-017
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
139.7
Precise sep
2.542
Constellation
Ara
SAO
227011
Tycho2
8325-03756-2
HD
149853
last precise pa
139.7
last precise sep
2.542
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16396-4639 I 405 1991 8 140 2.5 9.36 9.54 A8V 163934.10-463901.0

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