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JPL Small-Body Database Browser
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312385 (2008 EO120)
Classification: Main-belt Asteroid          SPK-ID: 2312385
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2405837688307078 6.082e-08  
a 2.650630886019032 2.4985e-08 au
q 2.012932117681495 1.7286e-07 au
i 13.06266098033267 5.4287e-06 deg
node 176.835397400653 3.0468e-05 deg
peri 290.1390758099525 3.4409e-05 deg
M 257.0217612714806 1.6517e-05 deg
tp 2459051.384459720083
(2020-Jul-20.88445972)
7.6523e-05 TDB
period 1576.239868766336
4.32
2.2287e-05
6.102e-08
d
yr
n .2283916345053234 3.2293e-09 deg/d
Q 3.288329654356569 3.0997e-08 au
  Orbit Determination Parameters
   # obs. used (total)      265  
   data-arc span      6211 days (17.00 yr)  
   first obs. used      2002-10-31  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60408  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 21:32:15  

Additional Information
 Earth MOID = 1.07102 au 
 Jupiter MOID = 2.00199 au 
 T_jup = 3.313 
[ 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 16.7   n/a MPO455302  

312385 (2008 EO120)          Discovered 2008-Mar-09 by Spacewatch at Kitt Peak
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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