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(2020 JR1)
Classification: Apollo [NEO]          SPK-ID: 54017002
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2278284996656698 0.00028031  
a 1.201536223340014 0.00033613 au
q .9277920282825037 7.7253e-05 au
i 1.119445062091408 0.001587 deg
node 216.482422264115 0.010587 deg
peri 83.54690915164298 0.013067 deg
M 328.3317791842201 0.021779 deg
tp 2459042.817976492957
(2020-Jul-12.31797649)
0.011346 TDB
period 481.0649649718631
1.32
0.20187
0.0005527
d
yr
n .7483396759542777 0.00031402 deg/d
Q 1.475280418397525 0.00041271 au
  Orbit Determination Parameters
   # obs. used (total)      46  
   data-arc span      7 days  
   first obs. used      2020-05-14  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .4013  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 11:43:01  

Additional Information
 Earth MOID = .00882938 au 
 Jupiter MOID = 3.70614 au 
 T_jup = 5.266 
[ 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 27.734   .49285 7 autocmod 2.8

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