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(2020 KQ1)
Classification: Apollo [NEO]          SPK-ID: 54017121
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .530175327716975 0.00029197  
a 1.692689310147606 0.00090264 au
q .7952672004170788 7.0136e-05 au
i 13.98109493047082 0.0061924 deg
node 72.30506873459444 0.00093893 deg
peri 249.9477752823107 0.0014408 deg
M 65.4893654302151 0.048462 deg
tp 2459054.170265151107
(2020-Jul-23.67026515)
0.0087645 TDB
period 804.3856311561846
2.20
0.64342
0.001762
d
yr
n .4475465324791463 0.00035799 deg/d
Q 2.590111419878133 0.0013812 au
  Orbit Determination Parameters
   # obs. used (total)      32  
   data-arc span      20 days  
   first obs. used      2020-05-16  
   last obs. used      2020-06-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .42955  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:33:44  

Additional Information
 Earth MOID = .00684193 au 
 Jupiter MOID = 2.86149 au 
 T_jup = 4.013 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458988.5 (2020-May-19.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5298025314893443 0.0002922  
q .7949972644400115 6.9877e-05 au
tp 2459054.207866346607
(2020-Jul-23.70786635)
0.008831 TDB
node 72.31669516049288 0.00094168 deg
peri 249.9907947136825 0.0015334 deg
i 13.99061160105047 0.0061856 deg
  Orbit Determination Parameters
   # obs. used (total)      32  
   data-arc span      20 days  
   first obs. used      2020-05-16  
   last obs. used      2020-06-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .42955  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:33:44  

Additional Information
 Jupiter MOID = 2.86149 au 
 T_jup = 4.013 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.538297152329897E-8 -2.041598085584123E-8 -2.580289742286106E-6 -2.750686559958429E-7 -4.444989535472576E-7 1.807413474756527E-6
q -2.041598085584123E-8 4.882728820438148E-9 6.168773890402871E-7 6.578868706819147E-8 1.060882497766624E-7 -4.322106094224897E-7
tp -2.580289742286106E-6 6.168773890402871E-7 7.798617797188989E-5 8.31099487021212E-6 1.345132310529253E-5 -5.461655967801881E-5
node -2.750686559958429E-7 6.578868706819147E-8 8.31099487021212E-6 8.867641050853489E-7 1.428475508988825E-6 -5.823698315298679E-6
peri -4.444989535472576E-7 1.060882497766624E-7 1.345132310529253E-5 1.428475508988825E-6 2.35125378737198E-6 -9.401573657720595E-6
i 1.807413474756527E-6 -4.322106094224897E-7 -5.461655967801881E-5 -5.823698315298679E-6 -9.401573657720595E-6 3.826185483453229E-5

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 24.1   .43291 E2020L54 autocmod 2.8

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