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(2021 BQ)
Classification: Apollo [NEO]          SPK-ID: 54106299
[ 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5889977768934923 0.00064044  
a 2.442559123372905 0.0038509 au
q 1.003897229775347 1.8399e-05 au
i 4.514556021501747 0.0035935 deg
node 300.8943725858171 7.6878e-05 deg
peri 187.2962474993366 0.0016571 deg
M 297.7785435014598 0.14707 deg
tp 2459241.492610629171
(2021-Jan-26.99261063)		 0.00029591 TDB
period 1394.331549094113
3.82		 3.2974
0.009028		 d
yr
n .2581882338055747 0.00061058 deg/d
Q 3.881221016970463 0.006119 au
   Orbit Determination Parameters
   # obs. used (total)      59  
   data-arc span      9 days  
   first obs. used      2021-01-17  
   last obs. used      2021-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .37229  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-20 05:21:09  

Additional Information
 Earth MOID = .020757 au 
 Jupiter MOID = 1.20799 au 
 T_jup = 3.234 
[ 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 26.40   .44423 E2021D69 autocmod 2.8

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