10157-1825 HLD 100

 
 
10h 15m 42.82s -18 25' 29.0" P.A. 205 sep 1.8 mag 9.77,11.24 Sp F3V
 
 
Coord 2000
10157-1825
Discov num
HLD 100
Comp
Coord arcsec 2000
10 15 42.82 -18 25 29.0
Date first
1882
Date last
1991
Obs
8
Pa first
220
Pa last
205
P.A. Now (θ)
205°
Sep first
2.0
Sep last
1.8
Sep. Now (ρ)
1.8"
Mag pri
9.77
Mag sec
11.24
delta mag (ΔM)
1.47
Spectral class
F3V (yellow-white)
Pri motion ra
-016
Sec motion ra
-016
Pri motion dec
+001
Sec motion dec
+001
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
204.5
Precise sep
1.844
Constellation
Hydra
Tycho2
6063-00509-1
HD
89014
last precise pa
204.5
last precise sep
1.844
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10157-1825 HLD 100 1991 8 205 1.8 9.77 11.24 F3V 101542.82-182529.0

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