10040-1806 BU 1072AB

 
 
10h 04m 02.83s -18 06' 05.1" P.A. 53 sep 12.7 mag 6.22,12.10 Sp B8V dist. 156.01 pc (508.9 l.y.)
 
 
Coord 2000
10040-1806
Discov num
BU 1072
Comp
AB
Coord arcsec 2000
10 04 02.83 -18 06 05.1
Date first
1889
Date last
2015
Obs
9
Pa first
43
Pa last
53
P.A. Now (θ)
53°
Sep first
10.9
Sep last
12.7
Sep. Now (ρ)
12.7"
Mag pri
6.22
Mag sec
12.10
delta mag (ΔM)
5.88
Spectral class
B8V (blue-white)
Pri motion ra
-027
Sec motion ra
-002
Pri motion dec
+004
Sec motion dec
+009
Notes
N (See Notes)
rPM=0.934
This double is not physical.
 
 
10040-1806 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 155704 10040-1806 BU 1072 AB 1889 2015 9 53 12.7 6.22 12.10 5.88 <===
Show 155704 10040-1806 SHJ 110 AC 1823 2016 43 273 21.2 6.22 6.97 0.75
Show 155704 10040-1806 BU 1072 BC 1889 2015 8 259 32.0 12.10 6.97 5.13
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
53.3
Precise sep
12.738
Constellation
Hydra
SAO
155704
HIP
49321
Tycho2
6050-01449-1
HD
87344
HR
3963
BD
BD-17 3047
Distance
156.01
Distance ly
508.9
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10040-1806 BU 1072 AB 2000 7 52 12.6 6.22 12.10 B8V D 100402.83-180605.1
10040-1806 BU 1072 AB 2011 8 274 21.2 6.22 12.10 B8V N D 100402.83-180605.1
10040-1806 BU 1072 AB 2015 9 53 12.7 6.22 12.10 B8V N 100402.83-180605.1

If you need more information about this double, apply for a data request form to the WDS.