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186334 (2002 EV31)
Classification: Main-belt Asteroid          SPK-ID: 2186334
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1111159084244868 6.6545e-08  
a 3.11085910505283 3.8935e-08 au
q 2.765193169614299 2.0871e-07 au
i 2.132204542807949 6.4468e-06 deg
node 59.30448317652256 0.00016597 deg
peri 110.246385518337 0.00016801 deg
M 142.1887277092294 2.8717e-05 deg
tp 2458408.944069658682
(2018-Oct-17.44406966)
0.00015441 TDB
period 2004.097930362012
5.49
3.7624e-05
1.03e-07
d
yr
n .179631940408706 3.3724e-09 deg/d
Q 3.456525040491362 4.3261e-08 au
  Orbit Determination Parameters
   # obs. used (total)      240  
   data-arc span      6315 days (17.29 yr)  
   first obs. used      2002-02-10  
   last obs. used      2019-05-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55447  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:50:51  

Additional Information
 Earth MOID = 1.77189 au 
 Jupiter MOID = 1.51 au 
 T_jup = 3.208 
[ 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 16.3   n/a MPO433223  

186334 (2002 EV31)          Discovered 2002-Mar-09 by NEAT at Palomar
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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