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(2020 GC)
Classification: Apollo [NEO]          SPK-ID: 54016431
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4165231001526399 0.00039129  
a 1.356001829148455 0.00072019 au
q .7911957434588904 0.00011038 au
i 14.12015146836195 0.011052 deg
node 192.128279526303 0.00015367 deg
peri 76.37405448371044 0.0056333 deg
M 2.500275600247652 0.0085741 deg
tp 2458996.494338725370
(2020-May-26.99433873)
0.016928 TDB
period 576.7516423885213
1.58
0.45948
0.001258
d
yr
n .6241854787081658 0.00049727 deg/d
Q 1.920807914838021 0.0010202 au
  Orbit Determination Parameters
   # obs. used (total)      61  
   data-arc span      2 days  
   first obs. used      2020-04-02  
   last obs. used      2020-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .36161  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Apr-05 06:25:50  

Additional Information
 Earth MOID = .0111843 au 
 Jupiter MOID = 3.25058 au 
 T_jup = 4.737 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458942.5 (2020-Apr-03.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4164055256653156 0.00039161  
q .7912218723710234 0.00011024 au
tp 2458996.505261281581
(2020-May-27.00526128)
0.016984 TDB
node 192.1442587494364 0.00019134 deg
peri 76.36655291894661 0.005667 deg
i 14.17096459914832 0.010966 deg
  Orbit Determination Parameters
   # obs. used (total)      61  
   data-arc span      2 days  
   first obs. used      2020-04-02  
   last obs. used      2020-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .36161  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Apr-05 06:25:50  

Additional Information
 Jupiter MOID = 3.25058 au 
 T_jup = 4.737 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.533555926331453E-7 -4.317038394679583E-8 -6.651053183244144E-6 -7.483426774569307E-8 -2.218153103819525E-6 4.293822796768939E-6
q -4.317038394679583E-8 1.215346106099219E-8 1.872230682491624E-6 2.106520422776884E-8 6.242657059833096E-7 -1.208767741823184E-6
tp -6.651053183244144E-6 1.872230682491624E-6 .0002884643567085674 3.245700332493656E-6 9.621662814561948E-5 -.0001862193453704262
node -7.483426774569307E-8 2.106520422776884E-8 3.245700332493656E-6 3.661130996988918E-8 1.082554185421691E-6 -2.093743806255908E-6
peri -2.218153103819525E-6 6.242657059833096E-7 9.621662814561948E-5 1.082554185421691E-6 3.211492421208336E-5 -6.209993882671667E-5
i 4.293822796768939E-6 -1.208767741823184E-6 -.0001862193453704262 -2.093743806255908E-6 -6.209993882671667E-5 .0001202578333977709

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.457   .51357 3 autocmod 2.8

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