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120133 (2003 GJ4)
Classification: Main-belt Asteroid          SPK-ID: 2120133
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09641657812080855 5.6788e-08  
a 2.721287936502362 2.1175e-08 au
q 2.458910665583368 1.6254e-07 au
i 4.980648636676773 5.0566e-06 deg
node 8.451549535794957 5.1609e-05 deg
peri 156.4941900665265 5.6233e-05 deg
M 319.9614440370142 2.3056e-05 deg
tp 2459182.862726419255
(2020-Nov-29.36272642)
0.00010582 TDB
period 1639.684047836871
4.49
1.9138e-05
5.24e-08
d
yr
n .2195544931201378 2.5626e-09 deg/d
Q 2.983665207421356 2.3217e-08 au
  Orbit Determination Parameters
   # obs. used (total)      686  
   data-arc span      6732 days (18.43 yr)  
   first obs. used      2001-11-11  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55525  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:59:18  

Additional Information
 Earth MOID = 1.46684 au 
 Jupiter MOID = 1.9865 au 
 T_jup = 3.346 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456939.5 (2014-Oct-09.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09664579964882669 5.6964e-08  
q 2.457397349216494 1.6294e-07 au
tp 2457547.375044942635
(2016-Jun-07.87504494)
9.9856e-05 TDB
node 8.475389166104206 5.1592e-05 deg
peri 157.3489348887966 5.6174e-05 deg
i 4.982908090587205 5.0581e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      686  
   data-arc span      6732 days (18.43 yr)  
   first obs. used      2001-11-11  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55525  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:59:18  

Additional Information
 Jupiter MOID = 1.9865 au 
 T_jup = 3.346 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.24489089980669E-15 -9.226884617863925E-15 -7.139306815871689E-13 -8.678269382641177E-15 -6.213495518224083E-15 -3.749368340444562E-15
q -9.226884617863925E-15 2.65509219582399E-14 2.365927814564504E-12 2.514934546453427E-14 6.078950572938977E-14 1.125793007227963E-14
tp -7.139306815871689E-13 2.365927814564504E-12 9.971187036138459E-9 5.083484039998577E-12 2.21706429794645E-9 4.508357810885773E-12
node -8.678269382641177E-15 2.514934546453427E-14 5.083484039998577E-12 2.661765062993908E-9 -2.650571216588206E-9 -6.364020604782229E-11
peri -6.213495518224083E-15 6.078950572938977E-14 2.21706429794645E-9 -2.650571216588206E-9 3.155522501148898E-9 6.421515542537128E-11
i -3.749368340444562E-15 1.125793007227963E-14 4.508357810885773E-12 -6.364020604782229E-11 6.421515542537128E-11 2.55839788466906E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO320370  

120133 (2003 GJ4)          Discovered 2003-Apr-01 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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