16090-1900 HNK 6 Aa,Ab
16h 09m 02.60s -18° 59' 44.0" P.A. 253.00 sep 0.2 mag 7.90,10.50 Sp A0V dist. 122.7 pc (400.25 l.y.)
Coord 2000 |
16090-1900 |
|
Discov num |
HNK 6 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
16 09 02.60 -18 59 44.0 |
|
Date first |
2010 |
|
Date last |
2019 |
|
Obs |
3 |
|
Pa first |
242 |
|
Pa last |
252.7 |
|
P.A. Now (θ) |
252.7° |
|
Sep first |
0.2 |
|
Sep last |
0.174 |
|
Sep. Now (ρ) |
0.174" |
|
Mag pri |
7.90 |
|
Mag sec |
10.50 |
|
delta mag (ΔM) |
2.6 |
|
Spectral class |
A0V (white) |
|
Pri motion ra |
-007 |
|
Sec motion ra |
|
|
Pri motion dec |
-023 |
|
Sec motion dec |
|
|
Notes |
N
W
(See Notes, ) |
|
Nature of this double is uncertain.
16090-1900 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
159731 |
16 09 03 -18 59 44 |
HNK 6 Aa,Ab |
2019 |
3 |
253 |
0.2 |
7.90 |
10.50 |
2.60 |
|
<=== |
Show |
HD 144925 |
159731 |
16 09 03 -18 59 44 |
KOU 54 AB |
2019 |
7 |
100 |
1.0 |
7.13 |
10.38 |
3.25 |
|
|
Show |
|
159731 |
16 09 03 -18 59 44 |
LAF 120 AC |
2008 |
1 |
134 |
6.0 |
7.01 |
16.40 |
9.39 |
|
|
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Scorpius |
|
SAO |
159731 |
|
HIP |
79124 |
|
Tycho2 |
6209-01305-1 |
|
Gaia DR2 |
6248783275121192704 |
|
HD |
144925 |
|
BD |
BD-18 4240 |
|
Distance |
122.7 |
|
Distance ly |
400.25 |
|