10168-2040 HLD 101

 
 
10h 16m 45.87s -20 40' 10.9" P.A. 110 sep 1.4 mag 6.63,10.56 Sp F7V dist. 98.43 pc (321.08 l.y.)
 
 
Coord 2000
10168-2040
Discov num
HLD 101
Comp
Coord arcsec 2000
10 16 45.87 -20 40 10.9
Date first
1882
Date last
1991
Obs
17
Pa first
125
Pa last
110
P.A. Now (θ)
110°
Sep first
1.5
Sep last
1.4
Sep. Now (ρ)
1.4"
Mag pri
6.63
Mag sec
10.56
delta mag (ΔM)
3.93
Spectral class
F7V (yellow-white)
Pri motion ra
-089
Sec motion ra
-090
Pri motion dec
-017
Sec motion dec
-015
Notes
rPM=0.025 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
110.1
Precise sep
1.41
Cdsa2 id
HLD 101
Constellation
Hydra
SAO
178610
HIP
50340
Tycho2
6072-00282-1
HD
89169
HR
4040
BD
BD-19 2964
Ra deg
10.279408333333334
De deg
-20.669694444444445
Distance
98.43
Distance ly
321.08
last precise pa
110.1
last precise sep
1.41
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10168-2040 HLD 101 1991 17 110 1.4 6.63 10.56 F7V D 101645.87-204010.9

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