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JPL Small-Body Database Browser
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(2020 BC9)
Classification: Apollo [NEO]          SPK-ID: 3989203
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 2458875.5 (2020-Jan-27.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5722074100462736 0.0017122  
a 2.332074925811613 0.009408 au
q .9976443724790943 3.1788e-05 au
i 10.26195472613324 0.021616 deg
node 159.7963171371201 0.0070467 deg
peri 343.0915506759282 0.0029127 deg
M 355.3154977975707 0.026867 deg
tp 2458892.426732183731
(2020-Feb-12.92673218)
0.0053567 TDB
period 1300.804935684137
3.56
7.8715
0.02155
d
yr
n .2767517174361456 0.0016747 deg/d
Q 3.666505479144132 0.014791 au
  Orbit Determination Parameters
   # obs. used (total)      32  
   data-arc span      11 days  
   first obs. used      2020-01-24  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .42764  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-05 05:24:40  

Additional Information
 Earth MOID = .0205854 au 
 Jupiter MOID = 1.39088 au 
 T_jup = 3.312 
[ 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 23.318   .27426 7 autocmod 2.8

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