10417-3045 HJ 4342

 
 
10h 41m 43.32s -30 45' 01.5" P.A. 55 sep 25 mag 8.16,10.96 Sp A0V dist. 257.07 pc (838.56 l.y.)
 
 
Coord 2000
10417-3045
Discov num
HJ 4342
Comp
Coord arcsec 2000
10 41 43.32 -30 45 01.5
Date first
1834
Date last
2010
Obs
9
Pa first
54
Pa last
55
P.A. Now (θ)
55°
Sep first
16.5
Sep last
25.0
Sep. Now (ρ)
25"
Mag pri
8.16
Mag sec
10.96
delta mag (ΔM)
2.8
Spectral class
A0V (white)
Pri motion ra
-004
Sec motion ra
-005
Pri motion dec
+001
Sec motion dec
-001
Notes
rPM=0.439
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
54.9
Precise sep
25
Constellation
Hydra
SAO
201643
HIP
52336
Tycho2
7186-02018-1
HD
92699
CD
CD-30 8634
CP
CP-30 3159
Distance
257.07
Distance ly
838.56
last precise pa
54.9
last precise sep
25
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10417-3045 HJ 4342 1999 7 55 25.0 8.16 10.96 A0V D 104143.32-304501.5
10417-3045 HJ 4342 2010 9 55 25.0 8.16 10.96 A0V 104143.32-304501.5

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