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373820 (2002 WG29)
Classification: Jupiter Trojan          SPK-ID: 2373820
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04678371344879522 7.9899e-08  
a 5.207955509497802 1.9486e-07 au
q 4.964308011287383 3.9087e-07 au
i 11.91999413060293 8.2677e-06 deg
node 58.9781928162062 2.7468e-05 deg
peri 10.72462332136883 8.7034e-05 deg
M 181.6090601924259 8.6541e-05 deg
tp 2461547.644665136020
(2027-May-22.14466514)
0.0011216 TDB
period 4341.095350942745
11.89
0.00024363
6.67e-07
d
yr
n .08292837887604099 4.6542e-09 deg/d
Q 5.451603007708221 2.0397e-07 au
  Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      9255 days (25.34 yr)  
   first obs. used      1996-03-26  
   last obs. used      2021-07-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57322  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 23:51:33  

Additional Information
 Earth MOID = 3.97871 au 
 Jupiter MOID = .0384827 au 
 T_jup = 2.955 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457955.5 (2017-Jul-21.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04739233001238452 7.9285e-08  
q 4.966498618994304 3.8524e-07 au
tp 2457228.260684091688
(2015-Jul-24.76068409)
0.0009705 TDB
node 58.98152471171323 2.7468e-05 deg
peri 12.52687378903693 8.6654e-05 deg
i 11.9168854076819 8.2648e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      9255 days (25.34 yr)  
   first obs. used      1996-03-26  
   last obs. used      2021-07-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57322  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 23:51:33  

Additional Information
 Jupiter MOID = .0384827 au 
 T_jup = 2.955 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.286175712031627E-15 -2.725815622157712E-14 -1.717940094777136E-11 7.68558778843556E-15 -1.527299130150339E-12 -1.979798064501872E-16
q -2.725815622157712E-14 1.484128440652647E-13 1.817802191619717E-10 -1.743919962521889E-14 1.596247951627826E-11 6.463469012679053E-15
tp -1.717940094777136E-11 1.817802191619717E-10 9.418788887263443E-7 1.151168270053516E-10 7.981379074664102E-8 -2.51950307624504E-11
node 7.68558778843556E-15 -1.743919962521889E-14 1.151168270053516E-10 7.545014449374723E-10 -7.282759589409367E-10 -9.044321677898799E-11
peri -1.527299130150339E-12 1.596247951627826E-11 7.981379074664102E-8 -7.282759589409367E-10 7.508858840898868E-9 8.647321132327144E-11
i -1.979798064501872E-16 6.463469012679053E-15 -2.51950307624504E-11 -9.044321677898799E-11 8.647321132327144E-11 6.830754971909182E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.47   n/a MPO614063  

373820 (2002 WG29)          Discovered 2002-Nov-22 by NEAT at Palomar
Reference: Last Updated: 2013-10-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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