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312373 (2008 EH23)
Classification: Main-belt Asteroid          SPK-ID: 2312373
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1231449988559276 6.8979e-08  
a 2.902629300356214 3.4346e-08 au
q 2.545185018484666 1.9274e-07 au
i 9.988024881645948 6.9353e-06 deg
node 53.30295424289856 4.2154e-05 deg
peri 159.0271873011361 5.114e-05 deg
M 133.8471593316742 2.8437e-05 deg
tp 2458328.928206849367
(2018-Jul-29.42820685)
0.00014236 TDB
period 1806.282977848865
4.95
3.206e-05
8.778e-08
d
yr
n .1993043196524669 3.5375e-09 deg/d
Q 3.260073582227762 3.8576e-08 au
  Orbit Determination Parameters
   # obs. used (total)      205  
   data-arc span      6404 days (17.53 yr)  
   first obs. used      2001-12-19  
   last obs. used      2019-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6975  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:45:41  

Additional Information
 Earth MOID = 1.54114 au 
 Jupiter MOID = 1.7158 au 
 T_jup = 3.253 
[ 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 15.9   n/a MPO266786  

312373 (2008 EH23)          Discovered 2008-Mar-03 by CSS at Catalina
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

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