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JPL Small-Body Database Browser
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(2003 BN4)
Classification: Amor [NEO]          SPK-ID: 3147315
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1710226486312471 8.228e-08  
a 1.269447814942309 2.0129e-09 au
q 1.052343487331726 1.0455e-07 au
i 5.590350644157138 9.5244e-06 deg
node 307.5799517084944 1.4566e-05 deg
peri 193.2376513887446 8.8305e-05 deg
M 37.28629723379774 6.8411e-05 deg
tp 2458946.391254876979
(2020-Apr-06.89125488)
9.9171e-05 TDB
period 522.4210953999183
1.43
1.2426e-06
3.402e-09
d
yr
n .6890992786660283 1.639e-09 deg/d
Q 1.486552142552892 2.3572e-09 au
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      3710 days (10.16 yr)  
   first obs. used      2002-12-31  
   last obs. used      2013-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57551  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:14:24  

Additional Information
 Earth MOID = .0684765 au 
 Jupiter MOID = 3.52419 au 
 T_jup = 5.068 
[ 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 24.0   n/a MPO258313  

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