14575-2125 H N 28 AB (KX Lib)
14h 57m 28.00s -21° 24' 55.7" P.A. 307.00 sep 26.2 mag 5.88,8.18 Sp K5Ve+M2V dist. 5.84 pc (19.05 l.y.)
Coord 2000 |
14575-2125 |
|
Discov num |
H N 28 |
|
Comp |
AB |
|
Coord arcsec 2000 |
14 57 28.00 -21 24 55.7 |
|
Date first |
1806 |
|
Date last |
2020 |
|
Obs |
161 |
|
Pa first |
251 |
|
Pa last |
306.8 |
|
P.A. Now (θ) |
306.8° |
|
Sep first |
9.4 |
|
Sep last |
26.194 |
|
Sep. Now (ρ) |
26.194" |
|
Mag pri |
5.88 |
|
Mag sec |
8.18 |
|
delta mag (ΔM) |
2.3 |
|
Spectral class |
K5Ve+M2V (yellow-orange/red) |
|
Pri motion ra |
+103 |
|
Sec motion ra |
+010 |
|
Pri motion dec |
-173 |
|
Sec motion dec |
-017 |
|
Notes |
N
O
P
(See Notes, Orbital solution, 100-year proper motion) |
|
rPM=0.902
This double is physical.
14575-2125 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
KX Lib |
183040 |
14 57 28 -21 24 56 |
H N 28 AB |
2020 |
161 |
307 |
26.2 |
5.88 |
8.18 |
2.30 |
Y |
<=== |
Show |
|
183040 |
14 57 28 -21 24 56 |
H N 28 AC |
2016 |
7 |
324 |
230.5 |
5.88 |
14.00 |
8.12 |
|
|
Show |
|
183040 |
14 57 28 -21 24 56 |
H N 28 AD |
2016 |
6 |
342 |
294.4 |
5.88 |
13.85 |
7.97 |
|
|
Show |
|
183040 |
14 57 28 -21 24 56 |
H N 28 AE |
2016 |
7 |
319 |
181.1 |
5.88 |
13.12 |
7.24 |
|
|
Show |
|
183040 |
14 57 28 -21 24 56 |
H N 28 AF |
2016 |
10 |
327 |
400.1 |
5.88 |
12.22 |
6.34 |
|
|
Show |
|
183040 |
14 57 28 -21 24 56 |
BUG 4 AG |
2010 |
2 |
316 |
258.1 |
5.88 |
18.00 |
12.12 |
|
|
Show |
|
183039 |
14 57 27 -21 24 41 |
H N 28 Ba,Bb |
2021 |
39 |
210 |
0.2 |
8.18 |
9.80 |
1.62 |
Y |
|
Show |
|
183039 |
14 57 27 -21 24 41 |
BUG 4 BG |
2010 |
2 |
317 |
234.4 |
8.18 |
18.00 |
9.82 |
|
|
Octuple system
7 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
KX Lib |
|
Constellation |
Libra |
|
SAO |
183040 |
|
HIP |
73184 |
|
Tycho2 |
6180-00855-1 |
|
HD |
131977 |
|
HR |
5568 |
|
GC |
20113 |
|
ADS |
9446 |
|
GL |
Gl 570A |
|
BD |
BD-20 4125 |
|
FK5 |
1391 |
|
Distance |
5.84 |
|
Distance ly |
19.05 |
|
SUSPECTED ORBITAL ELEMENTS
Identifier | 14575-2125 |
coord_arcsec_2000 | 145728.00-212455.7 |
Period (P) | 6488.5537y | |
Periastron (T) | 2152.7634y | |
Semi-major axis (a) | 86.7648a | |
Eccentricity (e) | 0.6598 | |
Inclination (i) | 80.9435° | |
Longitude of periastron (ω) | 185.0814° | |
Node (Ω) | 134.1985° | |
Notes | n | |
Reference | Kpp2020f | |
Equinox | | |
Last observation | | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
305.4 |
24.763 |
2001 |
305.5 |
24.830 |
2002 |
305.6 |
24.897 |
2003 |
305.6 |
24.963 |
2004 |
305.7 |
25.029 |
2005 |
305.8 |
25.095 |
2006 |
305.9 |
25.161 |
2007 |
306.0 |
25.226 |
2008 |
306.0 |
25.291 |
2009 |
306.1 |
25.355 |
2010 |
306.2 |
25.419 |
2011 |
306.3 |
25.483 |
2012 |
306.3 |
25.546 |
2013 |
306.4 |
25.609 |
2014 |
306.5 |
25.672 |
2015 |
306.6 |
25.734 |
2016 |
306.6 |
25.796 |
2017 |
306.7 |
25.857 |
2018 |
306.8 |
25.918 |
2019 |
306.9 |
25.979 |
2020 |
306.9 |
26.040 |
2021 |
307.0 |
26.099 |
2022 |
307.1 |
26.159 |
2023 |
307.2 |
26.218 |
2024 |
307.2 |
26.277 |
2025 |
307.3 |
26.335 |
2026 |
307.4 |
26.393 |
2027 |
307.4 |
26.451 |
2028 |
307.5 |
26.508 |
2029 |
307.6 |
26.564 |
2030 |
307.6 |
26.621 |
|
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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