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(2020 BR11)
Classification: Apollo [NEO]          SPK-ID: 3989265
[ 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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2171552631676515 0.00057744  
a 1.284688253204943 0.0010082 au
q 1.005711437491833 4.7417e-05 au
i 2.102241511261958 0.0048779 deg
node 144.9247196527021 0.0048514 deg
peri 359.117834198573 0.0035133 deg
M 73.63009426608298 0.089842 deg
tp 2458891.720286107444
(2020-Feb-12.22028611)		 0.0047062 TDB
period 531.857216694603
1.46		 0.62608
0.001714		 d
yr
n .6768733951516823 0.00079678 deg/d
Q 1.563665068918053 0.0012271 au
   Orbit Determination Parameters
   # obs. used (total)      15  
   data-arc span      11 days  
   first obs. used      2020-01-25  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .46522  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-05 05:24:49  

Additional Information
 Earth MOID = .0180265 au 
 Jupiter MOID = 3.44147 au 
 T_jup = 5.020 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458874.5 (2020-Jan-26.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2202438452797492 0.00056217  
q 1.005666625278442 4.759e-05 au
tp 2458891.427349006208
(2020-Feb-11.92734901)		 0.0068139 TDB
node 145.1270484664242 0.0032835 deg
peri 358.5752931643269 0.0073988 deg
i 2.095829973635832 0.0049044 deg
   Orbit Determination Parameters
   # obs. used (total)      15  
   data-arc span      11 days  
   first obs. used      2020-01-25  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .46522  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-05 05:24:49  

Additional Information
 Jupiter MOID = 3.44147 au 
 T_jup = 5.020 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.160395751736976E-7 2.675337884827084E-8 3.82016390974748E-6 1.840056363671774E-6 4.137967013308168E-6 2.757018227753082E-6
q 2.675337884827084E-8 2.264820939727227E-9 3.232395664680356E-7 1.558183705140567E-7 3.500764328280752E-7 2.333773724594442E-7
tp 3.82016390974748E-6 3.232395664680356E-7 4.642964554684262E-5 2.214949780155538E-5 5.038398116098714E-5 3.334385021831365E-5
node 1.840056363671774E-6 1.558183705140567E-7 2.214949780155538E-5 1.078158448280405E-5 2.392401986586259E-5 1.604176205019183E-5
peri 4.137967013308168E-6 3.500764328280752E-7 5.038398116098714E-5 2.392401986586259E-5 5.474280986408312E-5 3.612794779296292E-5
i 2.757018227753082E-6 2.333773724594442E-7 3.334385021831365E-5 1.604176205019183E-5 3.612794779296292E-5 2.405299722311873E-5

[ 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 28.126   .44804 2 autocmod 2.8

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