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(2021 BS3)
Classification: Aten [NEO]          SPK-ID: 54110047
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3768619715320098 5.7858e-05  
a .7818543252039107 1.8098e-05 au
q .4872031627567358 5.6514e-05 au
i 13.48363405180169 0.0031994 deg
node 143.0411388478351 5.1307e-05 deg
peri 160.250264915856 0.00028797 deg
M 138.866018684564 0.0018491 deg
tp 2459103.095129115677
(2020-Sep-10.59512912)
0.0020876 TDB
period 252.5150058345694
0.69
0.0087677
2.4e-05
d
yr
n 1.425657848768985 4.9501e-05 deg/d
Q 1.076505487651086 2.4919e-05 au
  Orbit Determination Parameters
   # obs. used (total)      130  
   data-arc span      35 days  
   first obs. used      2021-01-17  
   last obs. used      2021-02-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .50452  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:24:21  

Additional Information
 Earth MOID = .0361243 au 
 Jupiter MOID = 4.15185 au 
 T_jup = 7.353 
[ 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 23.71   .46978 MPO606116 autocmod 2.8

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