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
Constellation
Corona Austrina
SAO
228914
HIP
89838
Tycho2
7913-00432-1
HD
168029
CD
CD-4312448
CP
CP-43 8558
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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