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JPL Small-Body Database Browser
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(2018 BR1)
Classification: Apollo [NEO]          SPK-ID: 3797755
[ 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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4114915111130856 0.00025735  
a 1.580422558341978 0.00064741 au
q .9300920916126285 2.5969e-05 au
i 6.954246503970951 0.0035023 deg
node 116.0237016617177 0.00018025 deg
peri 324.3845994570987 0.0013261 deg
M 244.8828470115714 0.15194 deg
tp 2458832.557600055997
(2019-Dec-15.05760006)		 0.44887 TDB
period 725.7018945608941
1.99		 0.44592
0.001221		 d
yr
n .4960714622604477 0.00030482 deg/d
Q 2.230753025071327 0.00091381 au
   Orbit Determination Parameters
   # obs. used (total)      19  
   data-arc span      2 days  
   first obs. used      2018-01-17  
   last obs. used      2018-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .45878  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Jan-19 16:12:06  

Additional Information
 Earth MOID = .000160122 au 
 Jupiter MOID = 3.03983 au 
 T_jup = 4.290 
[ 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 29.5   n/a MPO431479  

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