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434196 (2003 HG2)
Classification: Apollo [NEO, PHA]          SPK-ID: 2434196
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1346095276609676 9.1506e-08  
a 1.062198782314475 3.3023e-09 au
q .9192167059450687 9.9261e-08 au
i 19.77797823877564 1.1321e-05 deg
node 214.2549261796257 1.0464e-05 deg
peri 225.395110370733 5.5325e-05 deg
M 345.1098925019015 5.9011e-05 deg
tp 2459017.038741454528
(2020-Jun-16.53874145)
6.5521e-05 TDB
period 399.8592303239116
1.09
1.8647e-06
5.105e-09
d
yr
n .9003168432760122 4.1985e-09 deg/d
Q 1.205180858683881 3.7468e-09 au
  Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      4407 days (12.07 yr)  
   first obs. used      2003-04-24  
   last obs. used      2015-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .72082  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:20:50  

Additional Information
 Earth MOID = .039326 au 
 Jupiter MOID = 3.96883 au 
 T_jup = 5.741 
[ show covariance matrix ]

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 21.3   n/a MPO265628  

434196 (2003 HG2)          Discovered 2003-Apr-24 by Yeung, W. K. Y. at Desert Eagle
Reference: Last Updated: 2015-06-04

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