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(2020 BW12)
Classification: Aten [NEO]          SPK-ID: 3989284
[ 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04249551111739749 1.2104e-05  
a .9916810351798808 9.216e-05 au
q .949539042724482 7.6826e-05 au
i 18.75403299400944 0.017771 deg
node 124.3080686292396 4.5344e-05 deg
peri 252.3935964352882 0.10963 deg
M 229.5495112755948 0.1312 deg
tp 2459131.207241269220
(2020-Oct-08.70724127)		 0.14968 TDB
period 360.7085517044589
0.99		 0.050283
0.0001377		 d
yr
n .9980356670195072 0.00013913 deg/d
Q 1.03382302763528 9.6076e-05 au
   Orbit Determination Parameters
   # obs. used (total)      35  
   data-arc span      4 days  
   first obs. used      2020-01-26  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .76579  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 11:12:44  

Additional Information
 Earth MOID = .0182828 au 
 Jupiter MOID = 4.04397 au 
 T_jup = 6.073 
[ 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 26.1   .65405 MPO530937 autocmod 2.8

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