10447-1613 J  1569

 
 
10h 44m 42.86s -16 12' 20.7" P.A. 20 sep 9.3 mag 11.40,11.60
 
 
Coord 2000
10447-1613
Discov num
J  1569
Comp
Coord arcsec 2000
10 44 42.86 -16 12 20.7
Date first
1941
Date last
2017
Obs
7
Pa first
20
Pa last
20
P.A. Now (θ)
20°
Sep first
7.0
Sep last
9.3
Sep. Now (ρ)
9.3"
Mag pri
11.40
Mag sec
11.60
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
-017
Sec motion ra
+007
Pri motion dec
-047
Sec motion dec
+001
Notes
rPM=1.074
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
20.1
Precise sep
9.277
Constellation
Hydra
last precise pa
20.1
last precise sep
9.277
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10447-1613 J 1569 1998 3 19 9.1 9.80 9.90 D 104442.86-161220.7
10447-1613 J 1569 2010 4 19 9.3 9.80 9.90 D 104442.86-161220.7
10447-1613 J 1569 2017 7 20 9.3 11.40 11.60 104442.86-161220.7

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