09168-2157 I   493AB

 
 
09h 16m 50.46s -21 57' 16.2" P.A. 260 sep 0.5 mag 8.24,11.19 Sp A0V dist. 719.42 pc (2346.75 l.y.)
 
 
Coord 2000
09168-2157
Discov num
I   493
Comp
AB
Coord arcsec 2000
09 16 50.46 -21 57 16.2
Date first
1909
Date last
2016
Obs
9
Pa first
135
Pa last
260
P.A. Now (θ)
260°
Sep first
0.4
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
8.24
Mag sec
11.19
delta mag (ΔM)
2.95
Spectral class
A0V (white)
Pri motion ra
-015
Sec motion ra
Pri motion dec
+005
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
259.9
Precise sep
0.542
Cdsa2 id
I 493 AB
Constellation
Hydra
SAO
177203
HIP
45535
Tycho2
6040-00726-1
HD
80032
BD
BD-21 2745
Ra deg
9.280683333333334
De deg
-21.9545
Distance
719.42
Distance ly
2346.75
last precise pa
259.9
last precise sep
0.542
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09168-2157 I 493 AB 1991 8 266 0.5 8.24 11.19 A0V N D 091650.46-215716.2
09168-2157 I 493 AB 2016 9 260 0.5 8.24 11.19 A0V N 091650.46-215716.2

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