14048-3200 LPR   2

 
 
14h 04m 49.48s -31 59' 33.0" P.A. 327.40 sep 0.2 mag 14.90,16.10 Sp T1+T5
 
 
Coord 2000
14048-3200
Discov num
LPR   2
Comp
Coord arcsec 2000
14 04 49.48 -31 59 33.0
Date first
2006
Date last
2015
Obs
11
Pa first
275
Pa last
352
P.A. Now (θ)
327.4°
Sep first
0.1
Sep last
0.2
Sep. Now (ρ)
0.19"
Mag pri
14.90
Mag sec
16.10
delta mag (ΔM)
1.2
Spectral class
T1+T5 (brown dwarf/brown dwarf)
Pri motion ra
-349
Sec motion ra
Pri motion dec
+032
Sec motion dec
Notes
N O K (See Notes, Orbital solution, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
351.8
Precise sep
0.235
Constellation
Centaurus
SAO
205147
last precise pa
351.8
last precise sep
0.235
 
 
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 Note Grade4(1=Definitive, 9=Indet.)
Equinox Last observation2015
label rho theta
2000 0.239 346.6
2001 0.236 342.9
2002 0.230 339.0
2003 0.218 334.9
2004 0.201 330.1
2005 0.178 324.3
2006 0.149 316.5
2007 0.109 303.8
2008 0.057 271.1
2009 0.047 63.9
2010 0.111 25.8
2011 0.153 13.6
2012 0.184 6.3
2013 0.207 0.8
2014 0.222 356.3
2015 0.233 352.2
2016 0.238 348.5
2017 0.238 344.8
2018 0.234 341.0
2019 0.225 337.0
2020 0.210 332.6
2021 0.191 327.4
2022 0.165 320.8
2023 0.131 311.2
2024 0.086 292.9
2025 0.026 199.4
2026 0.082 37.5
2027 0.133 18.9
2028 0.170 9.7
2029 0.196 3.4
2030 0.215 358.5

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
 
grafico orbita






wds14048-3200a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
14048-3200 LPR 2 2006 1 275 0.1 14.90 16.10 T1 T5 N 140449.48-315933.0

If you need more information about this double, apply for a data request form to the WDS.