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JPL Small-Body Database Browser
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(2019 RJ1)
Classification: Apollo [NEO]          SPK-ID: 3843786
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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.


Orbital Elements at Epoch 2458732.5 (2019-Sep-06.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .61259585154336 0.0020531  
a 2.477572573136454 0.012936 au
q .9598218929354543 8.1955e-05 au
i 1.200440454282223 0.0026704 deg
node 214.3180371344227 0.069667 deg
peri 168.2979611145598 0.07382 deg
M 351.9547725819544 0.067849 deg
tp 2458764.332725786877
(2019-Oct-07.83272579)
0.019513 TDB
period 1424.419806650982
3.90
11.155
0.03054
d
yr
n .252734480606818 0.0019793 deg/d
Q 3.995323253337454 0.02086 au
  Orbit Determination Parameters
   # obs. used (total)      18  
   data-arc span      2 days  
   first obs. used      2019-09-04  
   last obs. used      2019-09-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .55421  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:40:12  

Additional Information
 Earth MOID = .00412157 au 
 Jupiter MOID = 1.46637 au 
 T_jup = 3.191 
[ 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 26.9   .36621 MPO492692 autocmod 2.8

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