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(2020 HU3)
Classification: Apollo [NEO]          SPK-ID: 54016675
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2978401045415383 0.00024902  
a 1.42796888646756 0.00051307 au
q 1.002662484039998 4.6846e-06 au
i 24.12030801562437 0.010124 deg
node 211.027257668149 1.6933e-05 deg
peri 342.6851851651707 0.0061999 deg
M 147.6610696450745 0.083614 deg
tp 2458944.853380979455
(2020-Apr-05.35338098)
0.006988 TDB
period 623.2704603089414
1.71
0.33591
0.0009197
d
yr
n .5775983668816198 0.00031129 deg/d
Q 1.853275288895122 0.00066588 au
  Orbit Determination Parameters
   # obs. used (total)      106  
   data-arc span      6 days  
   first obs. used      2020-04-21  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .43085  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Apr-29 06:53:47  

Additional Information
 Earth MOID = .0071099 au 
 Jupiter MOID = 3.12206 au 
 T_jup = 4.557 
[ show covariance matrix ]

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 26.0   .45049 E2020-HM9 autocmod 2.8

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