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(2020 RE4)
Classification: Apollo [NEO]          SPK-ID: 54053940
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459106.5 (2020-Sep-14.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5693075873758107 0.0010139  
a 1.404063667658283 0.0022672 au
q .604719568501714 0.0004471 au
i 1.901009388077225 0.0032222 deg
node 338.6000407965355 0.00091626 deg
peri 271.8460741460407 0.002251 deg
M 35.00775370850266 0.11239 deg
tp 2459047.406410198195
(2020-Jul-16.90641020)
0.04659 TDB
period 607.6851575736165
1.66
1.4719
0.00403
d
yr
n .5924120336218491 0.0014349 deg/d
Q 2.203407766814853 0.0035579 au
  Orbit Determination Parameters
   # obs. used (total)      16  
   data-arc span      5 days  
   first obs. used      2020-09-10  
   last obs. used      2020-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .62775  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-16 08:00:04  

Additional Information
 Earth MOID = .00141872 au 
 Jupiter MOID = 2.85312 au 
 T_jup = 4.560 
[ 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 27.908   .36273 2 autocmod 2.8

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