10355-1756 HLD 107

 
 
10h 35m 30.93s -17 56' 04.0" P.A. 307 sep 1.6 mag 10.62,10.93
 
 
Coord 2000
10355-1756
Discov num
HLD 107
Comp
Coord arcsec 2000
10 35 30.93 -17 56 04.0
Date first
1882
Date last
2017
Obs
8
Pa first
310
Pa last
307
P.A. Now (θ)
307°
Sep first
1.0
Sep last
1.6
Sep. Now (ρ)
1.6"
Mag pri
10.62
Mag sec
10.93
delta mag (ΔM)
0.31
Spectral class
Pri motion ra
-016
Sec motion ra
-016
Pri motion dec
+008
Sec motion dec
+008
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
306.7
Precise sep
1.589
Cdsa2 id
HLD 107
Constellation
Hydra
Tycho2
6066-00871-1
Ra deg
10.591925
De deg
-17.934444444444445
last precise pa
306.7
last precise sep
1.589
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10355-1756 HLD 107 1991 5 308 1.7 10.62 10.93 103530.93-175604.0
10355-1756 HLD 107 2010 6 307 1.5 10.62 10.93 103530.93-175604.0
10355-1756 HLD 107 2017 8 307 1.6 10.62 10.93 103530.93-175604.0

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