17273-4657 I   597

 
 
17h 27m 20.10s -46 56' 55.6" P.A. 357 sep 1 mag 9.75,9.86 Sp F7V
 
 
Coord 2000
17273-4657
Discov num
I   597
Comp
Coord arcsec 2000
17 27 20.10 -46 56 55.6
Date first
1909
Date last
1991
Obs
7
Pa first
340
Pa last
357
P.A. Now (θ)
357°
Sep first
0.7
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
9.75
Mag sec
9.86
delta mag (ΔM)
0.11
Spectral class
F7V (yellow-white)
Pri motion ra
-032
Sec motion ra
-032
Pri motion dec
-006
Sec motion dec
-006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
356.7
Precise sep
1.004
Constellation
Ara
SAO
227981
Tycho2
8346-00031-1
HD
157737
last precise pa
356.7
last precise sep
1.004
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17273-4657 I 597 1991 7 357 1.0 9.75 9.86 F7V 172720.10-465655.6

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