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(2021 FK3)
Classification: Apollo [NEO]          SPK-ID: 54133138
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5377695999573777 0.00028095  
a 1.72907930357267 0.00089609 au
q .7992330181958139 7.158e-05 au
i 6.395637924265182 0.0031423 deg
node 14.26985767639862 0.00029105 deg
peri 266.0409426944695 0.00022698 deg
M 284.272975457553 0.061936 deg
tp 2459375.190459723844
(2021-Jun-09.69045972)
0.0070784 TDB
period 830.4639708289744
2.27
0.64558
0.001768
d
yr
n .4334926169532023 0.00033698 deg/d
Q 2.658925588949526 0.001378 au
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      33 days  
   first obs. used      2021-03-23  
   last obs. used      2021-04-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .38338  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-10 05:53:49  

Additional Information
 Earth MOID = .037877 au 
 Jupiter MOID = 2.54451 au 
 T_jup = 3.975 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459314.5 (2021-Apr-10.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5377983973094269 0.0002809  
q .7991522962863027 7.1553e-05 au
tp 2459375.192211836125
(2021-Jun-09.69221184)
0.0070784 TDB
node 14.26821725017801 0.00029133 deg
peri 266.0504583315646 0.00023052 deg
i 6.395941276652486 0.0031425 deg
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      33 days  
   first obs. used      2021-03-23  
   last obs. used      2021-04-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .38338  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-10 05:53:49  

Additional Information
 Jupiter MOID = 2.54451 au 
 T_jup = 3.975 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.89033795876787E-8 -2.009890122616741E-8 -1.988297949082623E-6 8.150622415460681E-8 -6.230839310105789E-8 8.826906714034683E-7
q -2.009890122616741E-8 5.119889206672777E-9 5.064663981261516E-7 -2.07620262695507E-8 1.58507204006971E-8 -2.2484631512172E-7
tp -1.988297949082623E-6 5.064663981261516E-7 5.010423530278072E-5 -2.053789554536399E-6 1.571598911441007E-6 -2.224279190914602E-5
node 8.150622415460681E-8 -2.07620262695507E-8 -2.053789554536399E-6 8.487157939850063E-8 -6.494325398302077E-8 9.123047238031989E-7
peri -6.230839310105789E-8 1.58507204006971E-8 1.571598911441007E-6 -6.494325398302077E-8 5.313924017167381E-8 -6.972881876077864E-7
i 8.826906714034683E-7 -2.2484631512172E-7 -2.224279190914602E-5 9.123047238031989E-7 -6.972881876077864E-7 9.87522368534936E-6

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 22.40   .24315 E2021H49 autocmod 2.9c

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