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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2914829359081433 4.3721e-08  
a 3.096658251646284 2.1602e-08 au
q 2.194035212952247 1.3302e-07 au
i 9.634366148889734 5.8382e-06 deg
node 253.001406054683 3.2056e-05 deg
peri 81.77487373563621 3.3852e-05 deg
M 244.7112736125724 1.302e-05 deg
tp 2459837.915597254589
(2022-Sep-15.41559725)
7.658e-05 TDB
period 1990.39075373701
5.45
2.0827e-05
5.702e-08
d
yr
n .1808690074168054 1.8926e-09 deg/d
Q 3.999281290340321 2.7899e-08 au
  Orbit Determination Parameters
   # obs. used (total)      580  
   data-arc span      7595 days (20.79 yr)  
   first obs. used      2000-06-05  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49988  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:39:52  

Additional Information
 Earth MOID = 1.20767 au 
 Jupiter MOID = 1.6042 au 
 T_jup = 3.135 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457115.5 (2015-Apr-03.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2895696175499871 4.3662e-08  
q 2.202001317083489 1.3268e-07 au
tp 2457846.470698083689
(2017-Apr-02.97069808)
6.4007e-05 TDB
node 253.0485155932521 3.205e-05 deg
peri 81.70468218796121 3.3881e-05 deg
i 9.629538880411248 5.8355e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      580  
   data-arc span      7595 days (20.79 yr)  
   first obs. used      2000-06-05  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49988  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:39:52  

Additional Information
 Jupiter MOID = 1.6042 au 
 T_jup = 3.135 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.906348443603153E-15 -5.756288661235816E-15 1.024770320337542E-12 -8.72486152941846E-15 1.642149280268462E-13 6.888272569896964E-16
q -5.756288661235816E-15 1.760314857879595E-14 -2.664981019301682E-12 8.154662231055417E-15 -4.225514518359452E-13 2.866204486615851E-15
tp 1.024770320337542E-12 -2.664981019301682E-12 4.096935496360251E-9 -2.198263402036167E-11 7.365612925705059E-10 -9.398702487227976E-13
node -8.72486152941846E-15 8.154662231055417E-15 -2.198263402036167E-11 1.027229540575546E-9 -1.015732063595604E-9 -4.858409503579472E-11
peri 1.642149280268462E-13 -4.225514518359452E-13 7.365612925705059E-10 -1.015732063595604E-9 1.147891554115363E-9 4.76085882953147E-11
i 6.888272569896964E-16 2.866204486615851E-15 -9.398702487227976E-13 -4.858409503579472E-11 4.76085882953147E-11 3.405256237411377E-11

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 14.57   n/a E2021B55  
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

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