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233773 (2008 TU146)
Classification: Jupiter Trojan          SPK-ID: 2233773
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0947767285960931 9.1349e-08  
a 5.175256444372263 1.5242e-07 au
q 4.684762568928811 5.3959e-07 au
i 3.228072683977507 1.0378e-05 deg
node 145.693728833801 0.00015405 deg
peri 274.3587714933667 0.00016435 deg
M 319.1941950456599 5.6245e-05 deg
tp 2459487.933852357740
(2021-Sep-30.43385236)
0.00067359 TDB
period 4300.275096769602
11.77
0.00018998
5.201e-07
d
yr
n .08371557444555922 3.6985e-09 deg/d
Q 5.665750319815715 1.6687e-07 au
  Orbit Determination Parameters
   # obs. used (total)      245  
   data-arc span      6798 days (18.61 yr)  
   first obs. used      2002-04-07  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47694  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:04:47  

Additional Information
 Earth MOID = 3.69939 au 
 Jupiter MOID = .0053425 au 
 T_jup = 2.988 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457791.5 (2017-Feb-07.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09410589345261719 9.0944e-08  
q 4.681893942118844 5.3643e-07 au
tp 2459495.392016889152
(2021-Oct-07.89201689)
0.00068219 TDB
node 145.6979950929065 0.00015405 deg
peri 275.0591422281768 0.00016463 deg
i 3.229008772630621 1.0382e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      245  
   data-arc span      6798 days (18.61 yr)  
   first obs. used      2002-04-07  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47694  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:04:47  

Additional Information
 Jupiter MOID = .0053425 au 
 T_jup = 2.988 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.270795045659639E-15 -4.737021387327897E-14 -2.51569228222468E-11 2.859533501225716E-16 -1.55307607254364E-12 -4.702104739501546E-15
q -4.737021387327897E-14 2.877583047994203E-13 1.385863794033554E-10 3.02681401098629E-15 7.620120026996619E-12 2.901658583633152E-14
tp -2.51569228222468E-11 1.385863794033554E-10 4.65378169597628E-7 7.301808036723571E-11 3.935931320221774E-8 3.580365321654234E-11
node 2.859533501225716E-16 3.02681401098629E-15 7.301808036723571E-11 2.373004886364775E-8 -2.368594331612479E-8 8.147447706562584E-10
peri -1.55307607254364E-12 7.620120026996619E-12 3.935931320221774E-8 -2.368594331612479E-8 2.71017508363936E-8 -8.107730808437472E-10
i -4.702104739501546E-15 2.901658583633152E-14 3.580365321654234E-11 8.147447706562584E-10 -8.107730808437472E-10 1.077820200342465E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0   n/a MPO260409  

233773 (2008 TU146)          Discovered 2008-Oct-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

Alternate Designations
 2008 TU146 = 2009 WV113 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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