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97255 (1999 XS114)
Classification: Main-belt Asteroid          SPK-ID: 2097255
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .178131634865748 3.4586e-08  
a 2.558294664344942 1.2114e-08 au
q 2.102581453316858 8.87e-08 au
i 13.60127123708643 5.3744e-06 deg
node 4.27084196009316 1.214e-05 deg
peri 294.3714908405415 2.0394e-05 deg
M 100.9261702257508 1.5441e-05 deg
tp 2458581.488861990121
(2019-Apr-07.98886199)
6.4587e-05 TDB
period 1494.597579063487
4.09
1.0616e-05
2.907e-08
d
yr
n .2408675117924221 1.7108e-09 deg/d
Q 3.014007875373027 1.4272e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1699  
   data-arc span      7611 days (20.84 yr)  
   first obs. used      1999-10-05  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .472  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:47:58  

Additional Information
 Earth MOID = 1.12928 au 
 Jupiter MOID = 2.38821 au 
 T_jup = 3.375 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8   n/a MPO436449  
diameter diameter 4.696 km 0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.301   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97255 (1999 XS114)          Discovered 1999-Dec-11 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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