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(2020 RW)
Classification: Apollo [NEO]          SPK-ID: 54053747
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 .1415686498391126 0.00015339  
a 1.169238203396229 0.00023915 au
q 1.003710729601115 2.5962e-05 au
i 15.30948591514706 0.011626 deg
node 345.7893247505149 6.8917e-05 deg
peri 49.86051567878771 0.021829 deg
M 243.6414254143995 0.053429 deg
tp 2459149.761847881412
(2020-Oct-27.26184788)
0.022747 TDB
period 461.7989299772489
1.26
0.14168
0.0003879
d
yr
n .779560056619741 0.00023917 deg/d
Q 1.334765677191343 0.000273 au
  Orbit Determination Parameters
   # obs. used (total)      116  
   data-arc span      9 days  
   first obs. used      2020-09-06  
   last obs. used      2020-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .35764  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-16 07:59:14  

Additional Information
 Earth MOID = .0411278 au 
 Jupiter MOID = 3.92501 au 
 T_jup = 5.355 
[ 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 24.648   .52605 9 autocmod 2.8

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