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(2003 HN)
Classification: Apollo [NEO]          SPK-ID: 3153510
[ 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 53 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5099429685635137 5.1406e-08  
a 2.026520114732329 9.4755e-08 au
q .9931104315720528 7.3003e-08 au
i 10.7407135863101 1.4333e-05 deg
node 212.8912208198072 1.8976e-05 deg
peri 64.8494420062641 2.8462e-05 deg
M 20.00798755107506 0.00015528 deg
tp 2459141.936676822261
(2020-Oct-19.43667682)		 0.0004504 TDB
period 1053.71898548854
2.88		 7.3904e-05
2.023e-07		 d
yr
n .3416470662081615 2.3962e-08 deg/d
Q 3.059929797892605 1.4307e-07 au
   Orbit Determination Parameters
   # obs. used (total)      355  
   data-arc span      1315 days (3.60 yr)  
   first obs. used      2003-03-23  
   last obs. used      2006-10-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52255  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 21:44:09  

Additional Information
 Earth MOID = .104166 au 
 Jupiter MOID = 2.18663 au 
 T_jup = 3.622 
[ 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 19.9   n/a MPO108709  

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