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JPL Small-Body Database Browser
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(2021 RQ2)
Classification: Aten [NEO]          SPK-ID: 54192746
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .123616779118912 3.418e-05  
a .991614675666403 1.2881e-06 au
q .8690344633334778 3.4902e-05 au
i .8245351303288218 0.00022 deg
node 161.1008707261502 0.00012136 deg
peri 289.961991990319 0.00035893 deg
M 199.3388056221511 0.003703 deg
tp 2459557.461249887603
(2021-Dec-08.96124989)
0.0039797 TDB
period 360.6723464488713
0.99
0.00070279
1.924e-06
d
yr
n .9981358525113134 1.9449e-06 deg/d
Q 1.114194887999328 1.4474e-06 au
  Orbit Determination Parameters
   # obs. used (total)      19  
   data-arc span      3 days  
   first obs. used      2021-09-04  
   last obs. used      2021-09-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .61263  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Sep-08 06:27:26  

Additional Information
 Earth MOID = .00139983 au 
 Jupiter MOID = 3.96303 au 
 T_jup = 6.114 
[ 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 29.51   .11507 2 autocmod 2.9e

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