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(2020 XU6)
Classification: Apollo [NEO, PHA]          SPK-ID: 54100581
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 52 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5523495254509443 1.3811e-05  
a 2.217787161220382 6.8517e-05 au
q .992793475169107 6.3936e-08 au
i 3.879773039286629 6.6525e-05 deg
node 164.4994241137883 7.6304e-05 deg
peri 6.136597758734334 3.8942e-05 deg
M 336.0202009259418 0.0011113 deg
tp 2459280.856546453369
(2021-Mar-07.35654645)
1.3924e-05 TDB
period 1206.363599372616
3.30
0.055904
0.0001531
d
yr
n .298417492194909 1.3829e-05 deg/d
Q 3.442780847271657 0.00010636 au
  Orbit Determination Parameters
   # obs. used (total)      376  
   data-arc span      131 days  
   first obs. used      2020-12-14  
   last obs. used      2021-04-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .37376  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-24 06:28:33  

Additional Information
 Earth MOID = .00203257 au 
 Jupiter MOID = 1.52792 au 
 T_jup = 3.432 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459239.5 (2021-Jan-25.0) TDB
Reference: JPL 52 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5523826549410158 1.381e-05  
q .9927779546588285 6.4655e-08 au
tp 2459280.856510676496
(2021-Mar-07.35651068)
1.3924e-05 TDB
node 164.4936012513789 7.6622e-05 deg
peri 6.143698791237265 3.8739e-05 deg
i 3.880081794848986 6.6511e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      376  
   data-arc span      131 days  
   first obs. used      2020-12-14  
   last obs. used      2021-04-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .37376  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-24 06:28:33  

Additional Information
 Jupiter MOID = 1.52792 au 
 T_jup = 3.432 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.907103428935643E-10 5.819866953941525E-13 -2.276282976092534E-12 9.913713982838898E-10 2.186212378223855E-10 9.1611251988868E-10
q 5.819866953941525E-13 4.180208683971773E-15 -5.889761870875352E-13 3.510661059063545E-12 -5.599521132797043E-13 2.73568972618331E-12
tp -2.276282976092534E-12 -5.889761870875352E-13 1.938846116638554E-10 -1.039600572682171E-10 3.297920542292163E-10 1.013890839989143E-11
node 9.913713982838898E-10 3.510661059063545E-12 -1.039600572682171E-10 5.870859377561691E-9 3.023336837558266E-10 4.660730553593553E-9
peri 2.186212378223855E-10 -5.599521132797043E-13 3.297920542292163E-10 3.023336837558266E-10 1.500719987822593E-9 1.177123866520309E-9
i 9.1611251988868E-10 2.73568972618331E-12 1.013890839989143E-11 4.660730553593553E-9 1.177123866520309E-9 4.423657611736334E-9

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 21.03   .39514 E2021-HC5 autocmod 2.8

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