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105121 (2000 LS31)
Classification: Main-belt Asteroid          SPK-ID: 2105121
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .291260789624393 4.4784e-08  
a 3.097353560560953 2.1926e-08 au
q 2.195215916766045 1.3585e-07 au
i 9.633867381120035 5.912e-06 deg
node 253.0103061819653 3.2317e-05 deg
peri 81.73460324765526 3.4118e-05 deg
M 208.576203953766 1.2812e-05 deg
tp 2459837.983441971153
(2022-Sep-15.48344197)
7.6918e-05 TDB
period 1991.061160674907
5.45
2.1142e-05
5.788e-08
d
yr
n .1808081073099589 1.9199e-09 deg/d
Q 3.999491204355862 2.8312e-08 au
  Orbit Determination Parameters
   # obs. used (total)      576  
   data-arc span      7266 days (19.89 yr)  
   first obs. used      2000-06-05  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50042  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 18:25:21  

Additional Information
 Earth MOID = 1.21063 au 
 Jupiter MOID = 1.6035 au 
 T_jup = 3.135 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6   n/a MPO280479  
diameter diameter 7.059 km 0.199 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

105121 (2000 LS31)          Discovered 2000-Jun-05 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 2000 LS31 = 2001 XE147 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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