17123-4611 I   588

 
 
17h 12m 19.72s -46 11' 00.9" P.A. 156 sep 2.2 mag 10.34,10.44 Sp A2III/IV
 
 
Coord 2000
17123-4611
Discov num
I   588
Comp
Coord arcsec 2000
17 12 19.72 -46 11 00.9
Date first
1909
Date last
1991
Obs
7
Pa first
150
Pa last
156
P.A. Now (θ)
156°
Sep first
1.8
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
10.34
Mag sec
10.44
delta mag (ΔM)
0.1
Spectral class
A2III/IV (white)
Pri motion ra
-010
Sec motion ra
Pri motion dec
+013
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
155.9
Precise sep
2.22
Constellation
Ara
SAO
227708
Tycho2
8328-00066-1
HD
155184
last precise pa
155.9
last precise sep
2.22
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17123-4611 I 588 1991 7 156 2.2 10.34 10.44 A2III/IV 171219.72-461100.9

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