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(2020 BK3)
Classification: Apollo [NEO]          SPK-ID: 3986841
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3167628095936139 2.4172e-05  
a 1.158218508103479 2.5682e-05 au
q .7913379593532974 1.0457e-05 au
i 9.81828980432568 0.00071096 deg
node 120.3918363838883 1.4262e-05 deg
peri 280.0309854107656 0.00018713 deg
M 307.6721881272618 0.011212 deg
tp 2459266.678093527576
(2021-Feb-21.17809353)
0.016381 TDB
period 455.2858760436609
1.25
0.015143
4.146e-05
d
yr
n .7907119876599835 2.63e-05 deg/d
Q 1.525099056853662 3.3818e-05 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      28 days  
   first obs. used      2020-01-22  
   last obs. used      2020-02-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .3177  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-11 07:46:41  

Additional Information
 Earth MOID = .00172578 au 
 Jupiter MOID = 3.89676 au 
 T_jup = 5.374 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458878.5 (2020-Jan-30.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3169466512709304 2.4149e-05  
q .7911512549123745 1.0439e-05 au
tp 2458811.431257661042
(2019-Nov-23.93125766)
0.0012478 TDB
node 120.3987816929007 1.4708e-05 deg
peri 280.0355063971674 0.00019142 deg
i 9.821536212086889 0.00071046 deg
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      28 days  
   first obs. used      2020-01-22  
   last obs. used      2020-02-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .3177  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-11 07:46:41  

Additional Information
 Jupiter MOID = 3.89676 au 
 T_jup = 5.374 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.831958787479886E-10 -2.519782977030088E-10 3.01286366845207E-8 -1.176075242481143E-10 4.316437978968505E-9 1.715668899192069E-8
q -2.519782977030088E-10 1.089633425511409E-10 -1.301115406289081E-8 4.698327513527104E-11 -1.844170568307018E-9 -7.412271114457826E-9
tp 3.01286366845207E-8 -1.301115406289081E-8 1.556971703697871E-6 -6.301178716002239E-9 2.244384353604821E-7 8.863616564255782E-7
node -1.176075242481143E-10 4.698327513527104E-11 -6.301178716002239E-9 2.163269292225656E-10 -1.7273721730115E-9 -3.481790621201863E-9
peri 4.316437978968505E-9 -1.844170568307018E-9 2.244384353604821E-7 -1.7273721730115E-9 3.66402919595162E-8 1.270902571084176E-7
i 1.715668899192069E-8 -7.412271114457826E-9 8.863616564255782E-7 -3.481790621201863E-9 1.270902571084176E-7 5.047530224509024E-7

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 26.9   .33734 E2020R76 autocmod 2.8

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