18319-5934 I   633

 
 
18h 31m 56.21s -59 33' 45.2" P.A. 334 sep 0.5 mag 8.45,8.58 Sp F3IV/V dist. 136.24 pc (444.41 l.y.)
 
 
Coord 2000
18319-5934
Discov num
I   633
Comp
Coord arcsec 2000
18 31 56.21 -59 33 45.2
Date first
1909
Date last
2008
Obs
13
Pa first
310
Pa last
334
P.A. Now (θ)
334°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
8.45
Mag sec
8.58
delta mag (ΔM)
0.13
Spectral class
F3IV/V (yellow-white)
Pri motion ra
-022
Sec motion ra
-022
Pri motion dec
-014
Sec motion dec
-014
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
334
Precise sep
0.521
Constellation
Pavo
SAO
245527
HIP
90841
Tycho2
8757-00571-1
HD
170195
CP
CP-59 7285
Distance
136.24
Distance ly
444.41
last precise pa
334
last precise sep
0.521
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18319-5934 I 633 1991 12 327 0.5 8.45 8.58 F3IV/V D 183156.21-593345.2
18319-5934 I 633 2008 13 154 0.5 8.45 8.58 F3IV/V D 183156.21-593345.2

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