16419-1955 KUI 73 AB
16h 41m 53.69s -19° 55' 27.7" P.A. 213.00 sep 25.0 mag 5.57,13.60 Sp F4IV-V dist. 42.05 pc (137.17 l.y.)
Coord 2000 |
16419-1955 |
|
Discov num |
KUI 73 |
|
Comp |
AB |
|
Coord arcsec 2000 |
16 41 53.69 -19 55 27.7 |
|
Date first |
1958 |
|
Date last |
2000 |
|
Obs |
4 |
|
Pa first |
214 |
|
Pa last |
213.3 |
|
P.A. Now (θ) |
213.3° |
|
Sep first |
22.5 |
|
Sep last |
24.99 |
|
Sep. Now (ρ) |
24.99" |
|
Mag pri |
5.57 |
|
Mag sec |
13.60 |
|
delta mag (ΔM) |
8.03 |
|
Spectral class |
F4IV-V (yellow-white) |
|
Pri motion ra |
+027 |
|
Sec motion ra |
-011 |
|
Pri motion dec |
+042 |
|
Sec motion dec |
-017 |
|
Notes |
N
(See Notes) |
|
rPM=1.406
This double is not physical.
16419-1955 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
160052 |
16 41 54 -19 55 28 |
KUI 73 AB |
2000 |
4 |
213 |
25.0 |
5.57 |
13.60 |
8.03 |
|
<=== |
Show |
|
160052 |
16 41 54 -19 55 28 |
TOK 306 AC |
2000 |
4 |
252 |
673.5 |
5.61 |
14.73 |
9.12 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Ophiuchus |
|
SAO |
160052 |
|
HIP |
81754 |
|
Tycho2 |
6225-00405-1 |
|
Gaia DR2 |
4130337492996407808 |
|
HD |
150453 |
|
HR |
6202 |
|
GC |
22453 |
|
BD |
BD-19 4406 |
|
Distance |
42.05 |
|
Distance ly |
137.17 |
|
SUSPECTED ORBITAL ELEMENTS
Identifier | 16419-1955 |
coord_arcsec_2000 | 164153.67-195528.1 |
Period (P) | 494.2012d | ± 10.0576 |
Periastron (T) | 48383.25d (1991.345y) | ± 44.9993 |
Semi-major axis (a) | 11.54m | ± 2.21 |
Eccentricity (e) | 0.3528 | ± 0.1805 |
Inclination (i) | 63.6° | ± 9.09 |
Longitude of periastron (ω) | 290.12° | ± 35.98 |
Node (Ω) | 164.14° | ± 6.85 |
Notes | n | |
Reference | HIP1997d | |
Equinox | | |
Last observation | 1991 | |
Grade | 9 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000-01-01 |
255.7 |
0.007 |
2001-01-01 |
172.4 |
0.010 |
2002-01-01 |
356.8 |
0.009 |
2003-01-01 |
317.5 |
0.011 |
2004-01-01 |
236.3 |
0.007 |
2005-01-01 |
162.3 |
0.009 |
2006-01-01 |
347.8 |
0.011 |
2007-01-01 |
309.9 |
0.010 |
2008-01-01 |
218.5 |
0.007 |
2009-01-01 |
148.2 |
0.007 |
2010-01-01 |
341.1 |
0.012 |
2011-01-01 |
300.4 |
0.009 |
2012-01-01 |
203.7 |
0.008 |
2013-01-01 |
118.6 |
0.004 |
2014-01-01 |
335.3 |
0.012 |
2015-01-01 |
288.4 |
0.008 |
2016-01-01 |
191.7 |
0.009 |
2017-01-01 |
50.8 |
0.004 |
2018-01-01 |
329.7 |
0.012 |
2019-01-01 |
273.2 |
0.007 |
2020-01-01 |
181.5 |
0.010 |
2021-01-01 |
11.6 |
0.006 |
2022-01-01 |
323.8 |
0.012 |
2023-01-01 |
254.9 |
0.007 |
2024-01-01 |
172.0 |
0.010 |
2025-01-01 |
356.4 |
0.009 |
2026-01-01 |
317.2 |
0.011 |
2027-01-01 |
235.5 |
0.007 |
2028-01-01 |
161.8 |
0.009 |
2029-01-01 |
347.5 |
0.011 |
2030-01-01 |
309.5 |
0.010 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|