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(2019 XS)
Classification: Apollo [NEO]          SPK-ID: 3893865
[ 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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3274166594292939 2.5168e-07  
a 1.004089689555351 1.7541e-08 au
q .6753339976337409 2.4129e-07 au
i 4.19087986976009 7.9387e-06 deg
node 49.69382295070645 4.0036e-05 deg
peri 249.9650554972607 4.4003e-05 deg
M 108.555708135344 2.3254e-05 deg
tp 2459089.682754212732
(2020-Aug-28.18275421)		 2.2749e-05 TDB
period 367.499868672752
1.01		 9.6301e-06
2.637e-08		 d
yr
n .9795921867949552 2.567e-08 deg/d
Q 1.33284538147696 2.3284e-08 au
   Orbit Determination Parameters
   # obs. used (total)      69  
   data-arc span      2910 days (7.97 yr)  
   first obs. used      2012-12-22  
   last obs. used      2020-12-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50534  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:10:11  

Additional Information
 Earth MOID = .00380488 au 
 Jupiter MOID = 3.87035 au 
 T_jup = 6.010 
[ 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 23.7   .32814 E2020-XA6 autocmod 2.8

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