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JPL Small-Body Database Browser
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(2021 RF3)
Classification: Aten [NEO]          SPK-ID: 54192756
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .247586237820657 0.00017883  
a .8989976804399288 2.7664e-05 au
q .6764182269303095 0.00014041 au
i 19.93526041752976 0.028658 deg
node 166.5737541452641 2.6868e-05 deg
peri 321.0156588692814 0.018586 deg
M 158.3844390314852 0.0468 deg
tp 2459259.523427890751
(2021-Feb-14.02342789)
0.046781 TDB
period 311.340976808504
0.85
0.014371
3.935e-05
d
yr
n 1.156288528706662 5.3372e-05 deg/d
Q 1.121577133949548 3.4513e-05 au
  Orbit Determination Parameters
   # obs. used (total)      31  
   data-arc span      2 days  
   first obs. used      2021-09-07  
   last obs. used      2021-09-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .54102  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Sep-11 06:30:31  

Additional Information
 Earth MOID = .0329655 au 
 Jupiter MOID = 3.91796 au 
 T_jup = 6.545 
[ 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 26.256   .31673 2 autocmod 2.9e

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