17303-4412 I 1005 AC
17h 30m 15.41s -44° 11' 47.9" P.A. 101.00 sep 32.8 mag 9.60,13.49 Sp B9III
Coord 2000 |
17303-4412 |
|
Discov num |
I 1005 |
|
Comp |
AC |
|
Coord arcsec 2000 |
17 30 15.41 -44 11 47.9 |
|
Date first |
1990 |
|
Date last |
2015 |
|
Obs |
4 |
|
Pa first |
101 |
|
Pa last |
100.5 |
|
P.A. Now (θ) |
100.5° |
|
Sep first |
29.6 |
|
Sep last |
32.849 |
|
Sep. Now (ρ) |
32.849" |
|
Mag pri |
9.60 |
|
Mag sec |
13.49 |
|
delta mag (ΔM) |
3.89 |
|
Spectral class |
B9III (blue-white) |
|
Pri motion ra |
-027 |
|
Sec motion ra |
-004 |
|
Pri motion dec |
-004 |
|
Sec motion dec |
+006 |
|
Notes |
|
|
rPM=0.919
This double is not physical.
17303-4412 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 158239 |
228042 |
17 30 15 -44 11 48 |
I 1005 AB |
1999 |
9 |
94 |
2.6 |
9.60 |
10.56 |
0.96 |
|
|
Show |
|
228042 |
17 30 15 -44 11 48 |
I 1005 AC |
2015 |
4 |
101 |
32.8 |
9.60 |
13.49 |
3.89 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Scorpius |
|
SAO |
228042 |
|
Tycho2 |
7896-02798-1 |
|
Gaia DR2 |
5952539108474285440 |
|
HD |
158239 |
|