17504-3419 B 2419 AB (HD 162031)
17h 50m 26.70s -34° 19' 02.1" P.A. 227.00 sep 6.2 mag 8.75,12.20 Sp A0III/IV
Coord 2000 |
17504-3419 |
|
Discov num |
B 2419 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 50 26.70 -34 19 02.1 |
|
Date first |
1911 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
227 |
|
Pa last |
226.7 |
|
P.A. Now (θ) |
226.7° |
|
Sep first |
6.0 |
|
Sep last |
6.246 |
|
Sep. Now (ρ) |
6.246" |
|
Mag pri |
8.75 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
3.45 |
|
Spectral class |
A0III/IV (white) |
|
Pri motion ra |
+001 |
|
Sec motion ra |
-004 |
|
Pri motion dec |
+005 |
|
Sec motion dec |
-001 |
|
Notes |
|
|
rPM=1.532
This double is not physical.
17504-3419 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 162031 |
209331 |
17 50 27 -34 19 02 |
B 2419 AB |
2015 |
8 |
227 |
6.2 |
8.75 |
12.20 |
3.45 |
|
<=== |
Show |
|
209331 |
17 50 27 -34 19 02 |
SIN 103 AC |
2015 |
6 |
265 |
77.9 |
8.75 |
12.30 |
3.55 |
|
|
Show |
|
209331 |
17 50 27 -34 19 02 |
SIN 103 AD |
2015 |
7 |
99 |
93.4 |
8.75 |
12.70 |
3.95 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 162031 |
|
Constellation |
Scorpius |
|
SAO |
209331 |
|
Tycho2 |
7385-01204-1 |
|
Gaia DR2 |
4041636144844390912 |
|
HD |
162031 |
|