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JPL Small-Body Database Browser
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(2018 BW)
Classification: Apollo [NEO]          SPK-ID: 3797713
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 .288657633934943 0.00021315  
a 1.349301161775663 0.00038603 au
q .9598150809518303 1.3624e-05 au
i 7.999791285836864 0.0047752 deg
node 115.3349494500192 0.00084045 deg
peri 333.2834917542939 0.0022824 deg
M 307.5387632979566 0.13404 deg
tp 2458683.925302834756
(2019-Jul-19.42530283)
0.24896 TDB
period 572.4819106169203
1.57
0.24568
0.0006726
d
yr
n .6288408302928826 0.00026986 deg/d
Q 1.738787242599495 0.00049746 au
  Orbit Determination Parameters
   # obs. used (total)      28  
   data-arc span      1 day  
   first obs. used      2018-01-17  
   last obs. used      2018-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .47322  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Jan-18 10:42:04  

Additional Information
 Earth MOID = 2.47148E-5 au 
 Jupiter MOID = 3.46245 au 
 T_jup = 4.822 
[ 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 28.1   n/a MPO431477  

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