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JPL Small-Body Database Browser
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347812 (2002 MW3)
Classification: Mars-crossing Asteroid          SPK-ID: 2347812
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4398619231423921 5.2902e-08  
a 2.747872573029971 2.0338e-08 au
q 1.539188058506775 1.4703e-07 au
i 11.37429012246465 8.1151e-06 deg
node 127.4529743733988 4.7562e-05 deg
peri 174.3728144317872 4.8656e-05 deg
M 333.3830086854955 1.382e-05 deg
tp 2459123.512649604026
(2020-Oct-01.01264960)
6.5039e-05 TDB
period 1663.7700833346
4.56
1.8471e-05
5.057e-08
d
yr
n .2163760507572491 2.4022e-09 deg/d
Q 3.956557087553167 2.9284e-08 au
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      6036 days (16.53 yr)  
   first obs. used      2002-06-25  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66898  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:11:23  

Additional Information
 Earth MOID = .524332 au 
 Jupiter MOID = 1.32434 au 
 T_jup = 3.173 
[ 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 16.1   n/a MPO471611  

347812 (2002 MW3)          Discovered 2002-Jun-25 by NEAT at Haleakala
Reference: 20121228/Numbers.arcLast Updated: 2013-01-02

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