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JPL Small-Body Database Browser
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(2020 BJ7)
Classification: Apollo [NEO]          SPK-ID: 3989165
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6429474961969442 0.000431  
a 1.538575678737161 0.0013314 au
q .5493522983835891 0.00018776 au
i .5085190267814607 0.00079431 deg
node 287.6975204429007 0.017696 deg
peri 297.2718788571995 0.01623 deg
M 38.43271190972176 0.040925 deg
tp 2458926.082470029026
(2020-Mar-17.58247003)
0.01735 TDB
period 697.0705281605191
1.91
0.9048
0.002477
d
yr
n .5164470243061264 0.00067035 deg/d
Q 2.527799059090732 0.0021874 au
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      3 days  
   first obs. used      2020-01-24  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .57915  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-27 05:38:52  

Additional Information
 Earth MOID = .00293206 au 
 Jupiter MOID = 2.4615 au 
 T_jup = 4.215 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458873.5 (2020-Jan-25.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6425087717131464 0.00043118  
q .5483389764074894 0.00018587 au
tp 2458926.128344668731
(2020-Mar-17.62834467)
0.017483 TDB
node 292.2720287275562 0.0035827 deg
peri 292.8812938157762 0.0026557 deg
i .6556262868322251 0.00060286 deg
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      3 days  
   first obs. used      2020-01-24  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .57915  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-27 05:38:52  

Additional Information
 Jupiter MOID = 2.4615 au 
 T_jup = 4.215 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.859183993425002E-7 -8.014481804643668E-8 -7.53830112034894E-6 1.326408972818962E-6 -8.551932674788091E-7 2.559896200493044E-7
q -8.014481804643668E-8 3.454889248218708E-8 3.24955641217092E-6 -5.722360286347892E-7 3.6903172547964E-7 -1.103769149871661E-7
tp -7.53830112034894E-6 3.24955641217092E-6 .0003056524221476064 -5.37015306708282E-5 3.460004099570615E-5 -1.037481702454082E-5
node 1.326408972818962E-6 -5.722360286347892E-7 -5.37015306708282E-5 1.283586939660811E-5 -9.340078807389471E-6 2.018335209487587E-6
peri -8.551932674788091E-7 3.6903172547964E-7 3.460004099570615E-5 -9.340078807389471E-6 7.052550467221014E-6 -1.361772834985788E-6
i 2.559896200493044E-7 -1.103769149871661E-7 -1.037481702454082E-5 2.018335209487587E-6 -1.361772834985788E-6 3.634376658091067E-7

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 28.23   .4069 3 autocmod 2.8

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