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(2017 WJ30)
Classification: Asteroid          SPK-ID: 3841747
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5332883073221678 4.3437e-06  
a 5.452607845396276 1.0262e-05 au
q 2.544795837033324 1.8913e-05 au
i 8.521109981201322 5.6092e-05 deg
node 174.2659675092643 0.00020266 deg
peri 298.8096545931081 0.0015121 deg
M 88.86041316994759 6.9424e-05 deg
tp 2458052.582569412751
(2017-Oct-26.08256941)
0.0037478 TDB
period 4650.555407851401
12.73
0.013129
3.595e-05
d
yr
n .077410108778023 2.1854e-07 deg/d
Q 8.360419853759229 1.5735e-05 au
  Orbit Determination Parameters
   # obs. used (total)      51  
   data-arc span      5263 days (14.41 yr)  
   first obs. used      2003-10-19  
   last obs. used      2018-03-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      2  
   norm. resid. RMS      .48158  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:08:37  

Additional Information
 Earth MOID = 1.57454 au 
 Jupiter MOID = .0425415 au 
 T_jup = 2.667 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   .3158 MPO466920 autocmod 2.6q

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