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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .123172315438345 6.9809e-08  
a 2.905086428630856 3.4995e-08 au
q 2.547260206667882 1.9536e-07 au
i 9.988963758399615 6.9746e-06 deg
node 53.32379698160045 4.2549e-05 deg
peri 159.4115661060627 5.1666e-05 deg
M 53.75026830673065 2.8631e-05 deg
tp 2458330.468052343815
(2018-Jul-30.96805234)
0.0001439 TDB
period 1808.577040052722
4.95
3.2679e-05
8.947e-08
d
yr
n .1990515151013449 3.5967e-09 deg/d
Q 3.262912650593832 3.9305e-08 au
  Orbit Determination Parameters
   # obs. used (total)      201  
   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      .68745  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:01:48  

Additional Information
 Earth MOID = 1.5432 au 
 Jupiter MOID = 1.71382 au 
 T_jup = 3.252 
[ 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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