10040-1806 BU 1072 BC
10h 04m 03.51s -18° 05' 57.4" P.A. 259.00 sep 32.0 mag 12.10,6.97 Sp B9III/IV dist. 40.93 pc (133.51 l.y.)
Coord 2000 |
10040-1806 |
|
Discov num |
BU 1072 |
|
Comp |
BC |
|
Coord arcsec 2000 |
10 04 03.51 -18 05 57.4 |
|
Date first |
1889 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
257 |
|
Pa last |
258.7 |
|
P.A. Now (θ) |
258.7° |
|
Sep first |
29.4 |
|
Sep last |
32.009 |
|
Sep. Now (ρ) |
32.009" |
|
Mag pri |
12.10 |
|
Mag sec |
6.97 |
|
delta mag (ΔM) |
5.13 |
|
Spectral class |
B9III/IV (blue-white) |
|
Pri motion ra |
-002 |
|
Sec motion ra |
-008 |
|
Pri motion dec |
+009 |
|
Sec motion dec |
-007 |
|
Notes |
N
(See Notes) |
|
rPM=1.608
This double is not physical.
10040-1806 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 87344 |
155704 |
10 04 03 -18 06 05 |
BU 1072 AB |
2015 |
9 |
53 |
12.7 |
6.22 |
12.10 |
5.88 |
|
|
Show |
|
155704 |
10 04 03 -18 06 05 |
SHJ 110 AC |
2019 |
44 |
274 |
21.2 |
6.22 |
6.97 |
0.75 |
|
|
Show |
|
155702 |
10 04 04 -18 05 57 |
BU 1072 BC |
2015 |
8 |
259 |
32.0 |
12.10 |
6.97 |
5.13 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hydra |
|
SAO |
155702 |
|
HIP |
49319 |
|
Tycho2 |
6050-01947-1 |
|
Gaia DR2 |
5672652754264707968 |
|
HD |
87330 |
|
DM |
BD-17 3047 |
|
BD |
BD-17 3046 |
|
Distance |
40.93 |
|
Distance ly |
133.51 |
|