18431-7804 HDS2650

 
 
18h 43m 03.23s -78 03' 58.5" P.A. 151 sep 0.4 mag 6.94,9.21 Sp F5IV/V dist. 154.8 pc (504.96 l.y.)
 
 
Coord 2000
18431-7804
Discov num
HDS2650
Comp
Coord arcsec 2000
18 43 03.23 -78 03 58.5
Date first
1991
Date last
1991
Obs
2
Pa first
165
Pa last
151
P.A. Now (θ)
151°
Sep first
0.5
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
6.94
Mag sec
9.21
delta mag (ΔM)
2.27
Spectral class
F5IV/V (yellow-white)
Pri motion ra
+022
Sec motion ra
+022
Pri motion dec
+001
Sec motion dec
+001
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
150.6
Precise sep
0.39
Cdsa2 id
HDS 2650
Constellation
Octans
HIP
91795
Tycho2
9462-00928-1
HD
171043
CP
CP-78 1180
Ra deg
18.717563888888886
De deg
-78.06625
Distance
154.8
Distance ly
504.96
last precise pa
150.6
last precise sep
0.39
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18431-7804 HDS2650 1991 2 151 0.4 6.94 9.21 F5IV/V D 184303.23-780358.5

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