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(2018 BD)
Classification: Apollo [NEO]          SPK-ID: 3797701
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2871772681080796 0.00036554  
a 1.055388546030814 0.00030399 au
q .7523049465891264 0.00060152 au
i 2.375313825909827 0.051203 deg
node 297.8719986331556 0.26976 deg
peri 274.2541023826636 0.53218 deg
M 188.3621688512742 0.54889 deg
tp 2459389.311094153207
(2021-Jun-23.81109415)
0.52228 TDB
period 396.0198834967581
1.08
0.1711
0.0004684
d
yr
n .9090452651550943 0.00039275 deg/d
Q 1.358472145472501 0.00039128 au
  Orbit Determination Parameters
   # obs. used (total)      30  
   first obs. used      2018-01-18  
   last obs. used      2018-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .25433  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:20:06  

Additional Information
 Earth MOID = .000747403 au 
 Jupiter MOID = 3.60733 au 
 T_jup = 5.792 
[ 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 30.1   n/a MPO431474  

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