17094-3141 DAW 215 AC
17h 09m 23.97s -31° 40' 47.1" P.A. 90.00 sep 20.5 mag 8.89,13.20 Sp A0/1V
Coord 2000 |
17094-3141 |
|
Discov num |
DAW 215 |
|
Comp |
AC |
|
Coord arcsec 2000 |
17 09 23.97 -31 40 47.1 |
|
Date first |
1919 |
|
Date last |
2015 |
|
Obs |
4 |
|
Pa first |
95 |
|
Pa last |
89.8 |
|
P.A. Now (θ) |
89.8° |
|
Sep first |
20.6 |
|
Sep last |
20.495 |
|
Sep. Now (ρ) |
20.495" |
|
Mag pri |
8.89 |
|
Mag sec |
13.20 |
|
delta mag (ΔM) |
4.31 |
|
Spectral class |
A0/1V (white) |
|
Pri motion ra |
+000 |
|
Sec motion ra |
+002 |
|
Pri motion dec |
-008 |
|
Sec motion dec |
-007 |
|
Notes |
|
|
rPM=0.28 (< 0.3, Physical double)
This double is physical.
17094-3141 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
17 09 24 -31 40 47 |
VOU 37 Aa,Ab |
1960 |
3 |
40 |
0.2 |
9.60 |
9.80 |
0.20 |
|
|
Show |
HD 154871 |
|
17 09 24 -31 40 47 |
HJ 4921 AB |
2015 |
17 |
146 |
8.7 |
8.89 |
9.51 |
0.62 |
|
|
Show |
|
|
17 09 24 -31 40 47 |
DAW 215 AC |
2015 |
4 |
90 |
20.5 |
8.89 |
13.20 |
4.31 |
|
<=== |
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Scorpius |
|
Tycho2 |
7361-00371-1 |
|
Gaia DR2 |
5980208971424555008 |
|
HD |
154871 |
|