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(2017 BK30)
Classification: Apollo [NEO]          SPK-ID: 3767160
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6328472173355051 0.0006981  
a 2.615999487683976 0.0049128 au
q .9604714913520648 2.2469e-05 au
i 1.18997360509254 0.00091114 deg
node 140.7440212655882 0.0014497 deg
peri 24.18440673559204 0.0022089 deg
M 277.2546132057238 0.78031 deg
tp 2459355.719009071857
(2021-May-21.21900907)
4.3505 TDB
period 1545.449821677724
4.23
4.3535
0.01192
d
yr
n .23294188847179 0.0006562 deg/d
Q 4.271527484015887 0.0080219 au
  Orbit Determination Parameters
   # obs. used (total)      36  
   data-arc span      9 days  
   first obs. used      2017-01-26  
   last obs. used      2017-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .48417  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:20:41  

Additional Information
 Earth MOID = .000949437 au 
 Jupiter MOID = .711228 au 
 T_jup = 3.087 
[ 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 27.3   n/a MPO399709  

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