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(2020 RR4)
Classification: Apollo [NEO]          SPK-ID: 54053946
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6580517959898983 0.0016522  
a 2.664729514726193 0.012274 au
q .9111994717333315 0.00020673 au
i 4.352104096897984 0.007754 deg
node 157.789321082122 0.0043644 deg
peri 138.0826803000498 0.012095 deg
M 10.15062763291156 0.073831 deg
tp 2459061.700979268817
(2020-Jul-31.20097927)
0.016324 TDB
period 1588.832537894989
4.35
10.978
0.03006
d
yr
n .2265814624346481 0.0015655 deg/d
Q 4.418259557719054 0.020351 au
  Orbit Determination Parameters
   # obs. used (total)      19  
   data-arc span      7 days  
   first obs. used      2020-09-09  
   last obs. used      2020-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .39938  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-20 06:39:15  

Additional Information
 Earth MOID = .00112718 au 
 Jupiter MOID = .876431 au 
 T_jup = 3.027 
[ 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 25.877   .48283 3 autocmod 2.8

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