18200-4354 HDS2591

 
 
18h 20m 00.93s -43 54' 21.7" P.A. 25 sep 0.3 mag 10.13,10.90 Sp F7V dist. 170.94 pc (557.61 l.y.)
 
 
Coord 2000
18200-4354
Discov num
HDS2591
Comp
Coord arcsec 2000
18 20 00.93 -43 54 21.7
Date first
1991
Date last
2015
Obs
2
Pa first
10
Pa last
25
P.A. Now (θ)
25°
Sep first
0.2
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
10.13
Mag sec
10.90
delta mag (ΔM)
0.77
Spectral class
F7V (yellow-white)
Pri motion ra
-026
Sec motion ra
Pri motion dec
-016
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
24.9
Precise sep
0.258
Cdsa2 id
HDS 2591
Constellation
Corona Austrina
SAO
228914
HIP
89838
Tycho2
7913-00432-1
HD
168029
CD
CD-4312448
CP
CP-43 8558
Ra deg
18.333591666666667
De deg
-43.90602777777778
Distance
170.94
Distance ly
557.61
last precise pa
24.9
last precise sep
0.258
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18200-4354 HDS2591 1991 1 10 0.2 10.13 10.90 F7V 182000.93-435421.7
18200-4354 HDS2591 2015 2 25 0.3 10.13 10.90 F7V 182000.93-435421.7

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