14048-3200 LPR 2
14h 04m 49.48s -31° 59' 33.0" P.A. 352.00 sep 0.2 mag 14.90,16.10 Sp T1+T5
Coord 2000 |
14048-3200 |
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Discov num |
LPR 2 |
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Comp |
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Coord arcsec 2000 |
14 04 49.48 -31 59 33.0 |
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Date first |
2006 |
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Date last |
2015 |
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Obs |
11 |
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Pa first |
275 |
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Pa last |
351.8 |
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P.A. Now (θ) |
351.8° |
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Sep first |
0.1 |
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Sep last |
0.235 |
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Sep. Now (ρ) |
0.235" |
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Mag pri |
14.90 |
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Mag sec |
16.10 |
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delta mag (ΔM) |
1.2 |
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Spectral class |
T1+T5 (brown dwarf/brown dwarf) |
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Pri motion ra |
-349 |
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Sec motion ra |
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Pri motion dec |
+032 |
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Sec motion dec |
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Notes |
N
O
K
(See Notes, Orbital solution, K-band or other infrared magnitudes) |
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Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
ORBITAL ELEMENTS
Period (P) | 16.51y | ± 0.22 |
Periastron (T) | 60710d (2025.094y) | ± 90 |
Semi-major axis (a) | 135.9m | ± 2.3 |
Eccentricity (e) | 0.825 | ± 0.005 |
Inclination (i) | 157° | ± 8 |
Longitude of periastron (ω) | 45° | ± 172 |
Node (Ω) | 208° | ± 176 |
Notes | n | |
Reference | Dup2017 | |
Equinox | | |
Last observation | 2015 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
346.6 |
0.239 |
2001 |
342.9 |
0.236 |
2002 |
339.0 |
0.230 |
2003 |
334.9 |
0.218 |
2004 |
330.1 |
0.201 |
2005 |
324.3 |
0.178 |
2006 |
316.5 |
0.149 |
2007 |
303.8 |
0.109 |
2008 |
271.1 |
0.057 |
2009 |
63.9 |
0.047 |
2010 |
25.8 |
0.111 |
2011 |
13.6 |
0.153 |
2012 |
6.3 |
0.184 |
2013 |
0.8 |
0.207 |
2014 |
356.3 |
0.222 |
2015 |
352.2 |
0.233 |
2016 |
348.5 |
0.238 |
2017 |
344.8 |
0.238 |
2018 |
341.0 |
0.234 |
2019 |
337.0 |
0.225 |
2020 |
332.6 |
0.210 |
2021 |
327.4 |
0.191 |
2022 |
320.8 |
0.165 |
2023 |
311.2 |
0.131 |
2024 |
292.9 |
0.086 |
2025 |
199.4 |
0.026 |
2026 |
37.5 |
0.082 |
2027 |
18.9 |
0.133 |
2028 |
9.7 |
0.170 |
2029 |
3.4 |
0.196 |
2030 |
358.5 |
0.215 |
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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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