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JPL Small-Body Database Browser
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(2017 WC)
Classification: Apollo [NEO]          SPK-ID: 3789429
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5471623802652089 3.2894e-05  
a 2.204553419113727 0.00017005 au
q .9983047228896553 4.4871e-06 au
i 4.354793683542258 0.00020299 deg
node 54.2105896326445 1.6861e-05 deg
peri 10.97572173188725 0.00012125 deg
M 276.0609068817502 0.03143 deg
tp 2459279.266857300886
(2021-Mar-05.76685730)
0.13663 TDB
period 1195.581997615124
3.27
0.13833
0.0003787
d
yr
n .3011085820279215 3.4839e-05 deg/d
Q 3.410802115337798 0.00026309 au
  Orbit Determination Parameters
   # obs. used (total)      84  
   # delay obs. used      0  
   # Doppler obs. used      2  
   data-arc span      11 days  
   first obs. used      2017-11-16  
   last obs. used      2017-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .30252  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Dec-07 14:08:08  

Additional Information
 Earth MOID = .0144189 au 
 Jupiter MOID = 1.94123 au 
 T_jup = 3.447 
[ 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 25.8   n/a MPO425732  

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