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243871 (2000 XZ2)
Classification: Main-belt Asteroid          SPK-ID: 2243871
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1878482112748203 5.6e-08  
a 3.10360086297392 2.7817e-08 au
q 2.52059499235328 1.7941e-07 au
i 15.17329098895991 6.1442e-06 deg
node 285.2534121734741 2.6636e-05 deg
peri 115.59243448346 3.7151e-05 deg
M 216.8024952137764 2.3052e-05 deg
tp 2459794.883422393175
(2022-Aug-03.38342239)
0.00013288 TDB
period 1997.088095134571
5.47
2.6849e-05
7.351e-08
d
yr
n .1802624535577846 2.4235e-09 deg/d
Q 3.68660673359456 3.3042e-08 au
  Orbit Determination Parameters
   # obs. used (total)      467  
   data-arc span      6751 days (18.48 yr)  
   first obs. used      2000-11-06  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51237  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:26:10  

Additional Information
 Earth MOID = 1.57344 au 
 Jupiter MOID = 1.85452 au 
 T_jup = 3.141 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456961.5 (2014-Oct-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1894231741404063 5.5498e-08  
q 2.514312997957997 1.7728e-07 au
tp 2457800.743894138807
(2017-Feb-16.24389414)
0.0001215 TDB
node 285.2715754955524 2.6649e-05 deg
peri 115.976952571415 3.7035e-05 deg
i 15.17398111286396 6.1439e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      467  
   data-arc span      6751 days (18.48 yr)  
   first obs. used      2000-11-06  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51237  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:26:10  

Additional Information
 Jupiter MOID = 1.85452 au 
 T_jup = 3.141 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.080025647592747E-15 -9.759597374742756E-15 -2.928111670704509E-12 8.199926662134118E-15 -6.297625532813681E-13 -2.147367103069173E-14
q -9.759597374742756E-15 3.14276441714698E-14 9.806617042560761E-12 -1.965579366817145E-14 2.050003944385664E-12 7.035989271509066E-14
tp -2.928111670704509E-12 9.806617042560761E-12 1.476268513628897E-8 -2.178556572932344E-11 3.176725186303377E-9 4.900843638695003E-11
node 8.199926662134118E-15 -1.965579366817145E-14 -2.178556572932344E-11 7.101638777267828E-10 -6.899519774116972E-10 3.508903094589559E-11
peri -6.297625532813681E-13 2.050003944385664E-12 3.176725186303377E-9 -6.899519774116972E-10 1.371570560009817E-9 -2.361962225322005E-11
i -2.147367103069173E-14 7.035989271509066E-14 4.900843638695003E-11 3.508903094589559E-11 -2.361962225322005E-11 3.774777928503605E-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 14.8   n/a MPO396768  
diameter diameter 6.624 km 0.461 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243871 (2000 XZ2)          Discovered 2000-Dec-01 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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