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43679 (2002 HJ4)
Classification: Main-belt Asteroid          SPK-ID: 2043679
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2002681609238297 3.2313e-08  
a 2.33182916788033 9.421e-09 au
q 1.864838028840393 7.6254e-08 au
i 7.019284922285559 4.7128e-06 deg
node 68.28962926061055 3.2826e-05 deg
peri 37.61344915199158 3.567e-05 deg
M 171.8465322069133 1.3984e-05 deg
tp 2458579.656992033856
(2019-Apr-06.15699203)
4.8819e-05 TDB
period 1300.599319622583
3.56
7.8819e-06
2.158e-08
d
yr
n .2767954700333591 1.6774e-09 deg/d
Q 2.798820306920268 1.1308e-08 au
  Orbit Determination Parameters
   # obs. used (total)      904  
   data-arc span      9751 days (26.70 yr)  
   first obs. used      1993-10-11  
   last obs. used      2020-06-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55837  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:21:41  

Additional Information
 Earth MOID = .88698 au 
 Jupiter MOID = 2.36304 au 
 T_jup = 3.533 
[ 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 15.81   n/a E2021B10  

43679 (2002 HJ4)          Discovered 2002-Apr-16 by LINEAR at Socorro
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 HJ4 = 1993 TB47 = 1997 SU17 = 1998 BV43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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