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295023 (2008 EC73)
Classification: Main-belt Asteroid          SPK-ID: 2295023
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2611941268290734 5.2851e-08  
a 3.069957327516471 3.2255e-08 au
q 2.26810250395329 1.6362e-07 au
i 7.238208580082766 8.1832e-06 deg
node 150.3251668953913 5.0305e-05 deg
peri 283.0291808272294 5.2675e-05 deg
M 172.6051193348546 1.8281e-05 deg
tp 2458058.506064728212
(2017-Nov-01.00606473)
9.1168e-05 TDB
period 1964.703121232192
5.38
3.0964e-05
8.477e-08
d
yr
n .1832337904437291 2.8878e-09 deg/d
Q 3.871812151079651 4.068e-08 au
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      6856 days (18.77 yr)  
   first obs. used      2000-07-29  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57993  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 09:03:33  

Additional Information
 Earth MOID = 1.29617 au 
 Jupiter MOID = 1.50973 au 
 T_jup = 3.166 
[ 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 MPO433901  

295023 (2008 EC73)          Discovered 2008-Mar-07 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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