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JPL Small-Body Database Browser
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(2012 XS111)
Classification: Aten [NEO]          SPK-ID: 3620670
[ 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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4995490269311517 3.7357e-07  
a .773540187296776 1.534e-08 au
q .3871189394405307 2.819e-07 au
i 7.611845208661421 1.716e-05 deg
node 62.23462934630758 1.9793e-05 deg
peri 191.9535205620654 3.0855e-05 deg
M 326.9685647807533 0.00011448 deg
tp 2458623.300674372494
(2019-May-19.80067437)		 7.9608e-05 TDB
period 248.4979147777073
0.68		 7.3921e-06
2.024e-08		 d
yr
n 1.448704309338114 4.3095e-08 deg/d
Q 1.159961435153021 2.3004e-08 au
   Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      1452 days (3.98 yr)  
   first obs. used      2012-12-10  
   last obs. used      2016-12-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .45383  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:47:40  

Additional Information
 Earth MOID = .047739 au 
 Jupiter MOID = 3.88947 au 
 T_jup = 7.389 
[ 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 22.0   n/a E2014V29  

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