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(2020 XF)
Classification: Aten [NEO]          SPK-ID: 54097866
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09563215449620341 1.8098e-05  
a .9148541976270985 1.1954e-05 au
q .8273647196581236 2.7367e-05 au
i 4.378457055102698 0.00077235 deg
node 71.22554188439939 0.00022568 deg
peri 211.6903045033037 0.00011867 deg
M 18.38772318354262 0.003024 deg
tp 2459380.175055599932
(2021-Jun-14.67505560)
0.0023649 TDB
period 319.6143386193884
0.88
0.0062642
1.715e-05
d
yr
n 1.126357476811154 2.2076e-05 deg/d
Q 1.002343675596073 1.3097e-05 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      31 days  
   first obs. used      2020-12-04  
   last obs. used      2021-01-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .3514  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:19:38  

Additional Information
 Earth MOID = .00094553 au 
 Jupiter MOID = 4.02647 au 
 T_jup = 6.520 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459193.5 (2020-Dec-10.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09813358239845399 1.7242e-05  
q .8234067509915641 2.5894e-05 au
tp 2459061.351018502544
(2020-Jul-30.85101850)
0.0035567 TDB
node 71.6101389464323 3.7428e-05 deg
peri 211.6007282671077 0.00015002 deg
i 4.449200393069033 0.00075158 deg
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      31 days  
   first obs. used      2020-12-04  
   last obs. used      2021-01-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .3514  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:19:38  

Additional Information
 Jupiter MOID = 4.02647 au 
 T_jup = 6.520 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.972755867889506E-10 -4.464616653520443E-10 6.132009470684762E-8 6.143896758290141E-10 2.491364761672161E-9 1.295772879783533E-8
q -4.464616653520443E-10 6.705171523238505E-10 -9.209233302724477E-8 -9.228935313780986E-10 -3.740342412491224E-9 -1.94603415193444E-8
tp 6.132009470684762E-8 -9.209233302724477E-8 1.26500113158056E-5 1.268453975563154E-7 5.152478145604595E-7 2.672818116654979E-6
node 6.143896758290141E-10 -9.228935313780986E-10 1.268453975563154E-7 1.40083534022247E-9 5.099265096803031E-9 2.67147664772011E-8
peri 2.491364761672161E-9 -3.740342412491224E-9 5.152478145604595E-7 5.099265096803031E-9 2.250632429829371E-8 1.086683501985262E-7
i 1.295772879783533E-8 -1.94603415193444E-8 2.672818116654979E-6 2.67147664772011E-8 1.086683501985262E-7 5.648702316665482E-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 26.84   .44956 E2021D54 autocmod 2.8

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