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(2020 GH2)
Classification: Apollo [NEO]          SPK-ID: 54016499
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3359422740799291 0.00021507  
a 1.471004109645435 0.00044876 au
q .9768316438702263 1.837e-05 au
i 10.99480316981257 0.0059268 deg
node 25.30036481793938 6.1147e-06 deg
peri 206.5368090821638 0.002881 deg
M 123.1093606266786 0.056542 deg
tp 2458977.652466842357
(2020-May-08.15246684)		 0.00041665 TDB
period 651.6572868900612
1.78		 0.2982
0.0008164		 d
yr
n .552437619040596 0.0002528 deg/d
Q 1.965176575420644 0.00059951 au
   Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      4 days  
   first obs. used      2020-04-11  
   last obs. used      2020-04-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .3768  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:23:24  

Additional Information
 Earth MOID = .000721858 au 
 Jupiter MOID = 3.03868 au 
 T_jup = 4.520 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458952.5 (2020-Apr-13.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .323325124581389 0.00022921  
q .975082641985784 1.6054e-05 au
tp 2458978.951477351426
(2020-May-09.45147735)		 0.0020415 TDB
node 25.36272768515769 9.9165e-05 deg
peri 207.8837445333778 0.00048474 deg
i 11.25428104654264 0.0056376 deg
   Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      4 days  
   first obs. used      2020-04-11  
   last obs. used      2020-04-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .3768  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:23:24  

Additional Information
 Jupiter MOID = 3.03868 au 
 T_jup = 4.520 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.253636998015448E-8 -3.678946328800031E-9 -4.667200708054071E-7 -2.270668228714361E-8 1.04195777561334E-7 1.292099198368046E-6
q -3.678946328800031E-9 2.57733480915423E-10 3.263447272624234E-8 1.589071214000879E-9 -7.352075587996069E-9 -9.0500168227141E-8
tp -4.667200708054071E-7 3.263447272624234E-8 4.167697172920828E-6 2.021794481996323E-7 -9.009992266728572E-7 -1.147028571915325E-5
node -2.270668228714361E-8 1.589071214000879E-9 2.021794481996323E-7 9.833700770197686E-9 -4.452157979792304E-8 -5.582751670180738E-7
peri 1.04195777561334E-7 -7.352075587996069E-9 -9.009992266728572E-7 -4.452157979792304E-8 2.349741227787781E-7 2.572247333447707E-6
i 1.292099198368046E-6 -9.0500168227141E-8 -1.147028571915325E-5 -5.582751670180738E-7 2.572247333447707E-6 3.178205092629495E-5

[ 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 26.6   .42253 MPCxxxxx autocmod 2.8

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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