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(2020 XK7)
Classification: Apollo [NEO, PHA]          SPK-ID: 54104895
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5580925763724758 4.5128e-07  
a 2.014353315880458 2.0144e-07 au
q .8901576840962937 9.5085e-07 au
i 8.066358538311562 1.4943e-05 deg
node 197.6049220633058 0.00017043 deg
peri 26.95427799035038 0.00022822 deg
M 318.6671235232715 1.671e-05 deg
tp 2459320.393331432827
(2021-Apr-15.89333143)
3.9573e-05 TDB
period 1044.243783519854
2.86
0.00015664
4.289e-07
d
yr
n .3447470846190154 5.1713e-08 deg/d
Q 3.138548947664622 3.1386e-07 au
  Orbit Determination Parameters
   # obs. used (total)      92  
   data-arc span      2268 days (6.21 yr)  
   first obs. used      2014-12-12  
   last obs. used      2021-02-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .50303  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:20:15  

Additional Information
 Earth MOID = .0398987 au 
 Jupiter MOID = 1.85344 au 
 T_jup = 3.605 
[ show covariance matrix ]

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 19.6   .28533 E2021D18 autocmod 2.8

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