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(2020 XB7)
Classification: Apollo [NEO]          SPK-ID: 54100622
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5525825614443898 0.00060033  
a 2.158847242810925 0.0028571 au
q .9659059036113055 1.7712e-05 au
i 6.068936328849671 0.0048457 deg
node 124.1965389847713 0.00013687 deg
peri .4235790691335093 0.00054131 deg
M 348.1086168705194 0.023577 deg
tp 2459238.770238432048
(2021-Jan-24.27023843)
0.00013035 TDB
period 1158.594058026888
3.17
2.3
0.006297
d
yr
n .3107214278425424 0.00061682 deg/d
Q 3.351788582010544 0.0044358 au
  Orbit Determination Parameters
   # obs. used (total)      42  
   data-arc span      32 days  
   first obs. used      2020-12-15  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .53563  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:20:15  

Additional Information
 Earth MOID = .0183866 au 
 Jupiter MOID = 1.74348 au 
 T_jup = 3.478 
[ 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 24.43   .40372 E2021B25 autocmod 2.8

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