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(2014 HM4)
Classification: Apollo [NEO]          SPK-ID: 3669052
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5299676617547207 2.9515e-06  
a 1.098790655085582 3.7662e-06 au
q .5164671408519383 4.0255e-06 au
i 1.314771829741693 9.454e-05 deg
node 30.83913328677711 0.00049772 deg
peri 297.9517680780281 0.00018825 deg
M 225.9432284143272 0.010987 deg
tp 2459357.159637842025
(2021-May-22.65963784)
0.013645 TDB
period 420.6984022965731
1.15
0.0021629
5.922e-06
d
yr
n .8557199124949766 4.3995e-06 deg/d
Q 1.681114169319226 5.7621e-06 au
  Orbit Determination Parameters
   # obs. used (total)      34  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      3 days  
   first obs. used      2014-04-23  
   last obs. used      2014-04-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      4  
   norm. resid. RMS      .51105  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 09:47:45  

Additional Information
 Earth MOID = .00165163 au 
 Jupiter MOID = 3.68464 au 
 T_jup = 5.515 
[ 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 26.9   n/a E2014H32  

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