17443-0632 RST 4573 AB (HD 161166)
17h 44m 16.45s -06° 31' 38.6" P.A. 303.00 sep 1.8 mag 9.73,11.20 Sp F8
Coord 2000 |
17443-0632 |
|
Discov num |
RST4573 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 44 16.45 -06 31 38.6 |
|
Date first |
1938 |
|
Date last |
2016 |
|
Obs |
5 |
|
Pa first |
293 |
|
Pa last |
303.2 |
|
P.A. Now (θ) |
303.2° |
|
Sep first |
1.8 |
|
Sep last |
1.777 |
|
Sep. Now (ρ) |
1.777" |
|
Mag pri |
9.73 |
|
Mag sec |
11.20 |
|
delta mag (ΔM) |
1.47 |
|
Spectral class |
F8 (yellow-white) |
|
Pri motion ra |
+034 |
|
Sec motion ra |
|
|
Pri motion dec |
-096 |
|
Sec motion dec |
|
|
Notes |
W
|
|
Nature of this double is uncertain.
17443-0632 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 161166 |
141840 |
17 44 16 -06 31 39 |
RST 4573 AB |
2016 |
5 |
303 |
1.8 |
9.73 |
11.20 |
1.47 |
|
<=== |
Show |
|
141840 |
17 44 16 -06 31 39 |
GWP 2731 AC |
2015 |
3 |
242 |
8.5 |
8.30 |
10.70 |
2.40 |
|
|
Show |
|
141840 |
17 44 16 -06 31 39 |
GWP 2732 AD |
2015 |
4 |
24 |
93.7 |
8.30 |
12.70 |
4.40 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 161166 |
|
Constellation |
Ophiuchus |
|
SAO |
141840 |
|
Tycho2 |
5093-00245-1 |
|
Gaia DR2 |
4169123487217693952 |
|
HD |
161166 |
|