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(2019 XF)
Classification: Apollo [NEO]          SPK-ID: 3893851
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6956602529860102 4.6945e-05  
a 1.350024391424726 0.00013667 au
q .4108660817489166 2.1825e-05 au
i 9.465923819222262 0.00085023 deg
node 269.5844665350097 0.0001193 deg
peri 291.6826316635362 0.00025277 deg
M 73.52374694769556 0.0096819 deg
tp 2458883.486497120500
(2020-Feb-03.98649712)
0.0023613 TDB
period 572.9422504349159
1.57
0.087002
0.0002382
d
yr
n .6283355778470289 9.5414e-05 deg/d
Q 2.289182701100535 0.00023174 au
  Orbit Determination Parameters
   # obs. used (total)      45  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      22 days  
   first obs. used      2019-11-25  
   last obs. used      2019-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .42347  
   source      ORB  
   producer      Giorgini  
   solution date      2020-Mar-24 11:24:29  

Additional Information
 Earth MOID = .00866963 au 
 Jupiter MOID = 2.73281 au 
 T_jup = 4.576 
[ 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 23.3   .24531 E2019Y01 autocmod 2.8

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