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JPL Small-Body Database Browser
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(2019 BO)
Classification: Apollo [NEO]          SPK-ID: 3837934
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4214392249881836 0.00012337  
a 1.635960504915615 0.00033561 au
q .9465025776127011 7.6788e-06 au
i 2.789638822160158 0.00067049 deg
node 295.6202685422624 0.00012377 deg
peri 150.0603602006323 0.00063676 deg
M 247.1384885625627 0.076276 deg
tp 2459240.107832389502
(2021-Jan-25.60783239)
0.23567 TDB
period 764.2890703978977
2.09
0.23518
0.0006439
d
yr
n .4710259690258031 0.00014494 deg/d
Q 2.32541843221853 0.00047704 au
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      19 days  
   first obs. used      2019-01-17  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .4719  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jun-21 05:23:54  

Additional Information
 Earth MOID = .000622188 au 
 Jupiter MOID = 2.92051 au 
 T_jup = 4.196 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458515.5 (2019-Feb-01.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .421951736485281 0.0001239  
q .9456427024462257 9.3194e-06 au
tp 2458475.658540723239
(2018-Dec-23.15854072)
0.00075408 TDB
node 295.6516643190543 0.00012414 deg
peri 149.9572557760779 0.00063053 deg
i 2.78971289915192 0.00066928 deg
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      19 days  
   first obs. used      2019-01-17  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .4719  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jun-21 05:23:54  

Additional Information
 Jupiter MOID = 2.92051 au 
 T_jup = 4.196 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.535049196863531E-8 -1.152698056365545E-9 9.339621499961916E-8 1.846250619037224E-9 -7.566429480899793E-8 8.292042830796503E-8
q -1.152698056365545E-9 8.685055257201345E-11 -7.020245631225151E-9 -2.049081695868156E-10 5.766481611858157E-9 -6.226748908367954E-9
tp 9.339621499961916E-8 -7.020245631225151E-9 5.686429743383525E-7 1.297773815927778E-8 -4.6230594936325E-7 5.045013637702041E-7
node 1.846250619037224E-9 -2.049081695868156E-10 1.297773815927778E-8 1.540962080637539E-8 -2.829465513581031E-8 1.000174384682764E-8
peri -7.566429480899793E-8 5.766481611858157E-9 -4.6230594936325E-7 -2.829465513581031E-8 3.97563943852883E-7 -4.087682527082925E-7
i 8.292042830796503E-8 -6.226748908367954E-9 5.045013637702041E-7 1.000174384682764E-8 -4.087682527082925E-7 4.4794198870559E-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 28.1   .38138 MPO477911 autocmod 2.6q

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