+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   249789 (2000 XC53) Classification: Main-belt Asteroid          SPK-ID: 2249789 [ 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 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1968617202482499 5.7463e-08   a 3.184920132050257 2.6957e-08 au q 2.55793127600156 1.8632e-07 au i 17.36360006344366 7.7489e-06 deg node 310.2690256205779 2.0927e-05 deg peri 145.0259184409229 3.0371e-05 deg M 156.8471021475141 1.9659e-05 deg tp 2458095.975688019403 (2017-Dec-08.47568802) 0.00010954 TDB period 2076.09033163241 5.68 2.6358e-05 7.216e-08 d yr n .1734028594588827 2.2015e-09 deg/d Q 3.811908988098954 3.2264e-08 au   Orbit Determination Parameters    # obs. used (total)      410      data-arc span      6761 days (18.51 yr)      first obs. used      2000-11-20      last obs. used      2019-05-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55408      source      ORB      producer      Otto Matic      solution date      2019-Sep-24 04:19:06   Additional Information  Earth MOID = 1.59352 au   Jupiter MOID = 1.40381 au   T_jup = 3.098  [ hide covariance matrix ] Orbital Elements at Epoch 2457023.5 (2015-Jan-01.0) TDB Reference: JPL 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1992119447890588 5.7712e-08   q 2.547635231819543 1.8855e-07 au tp 2456022.882870788727 (2012-Apr-05.38287079) 0.0001054 TDB node 310.3328253839755 2.0947e-05 deg peri 144.6978735140148 3.0059e-05 deg i 17.36271844629593 7.749e-06 deg   Orbit Determination Parameters    # obs. used (total)      410      data-arc span      6761 days (18.51 yr)      first obs. used      2000-11-20      last obs. used      2019-05-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55408      source      ORB      producer      Otto Matic      solution date      2019-Sep-24 04:19:06   Additional Information  Jupiter MOID = 1.40381 au   T_jup = 3.098  Orbit Covariance (6×6)   e q tp node peri i e 3.330688013413241E-15 -1.080746527749713E-14 1.86570233173546E-12 -3.369899496881131E-14 4.215055697607111E-13 -9.311863264106585E-15 q -1.080746527749713E-14 3.555062218239028E-14 -6.023649266647085E-12 1.119627035446579E-13 -1.318192998691981E-12 3.094940419178323E-14 tp 1.86570233173546E-12 -6.023649266647085E-12 1.110976723398376E-8 -5.37333984220079E-11 2.306834107870332E-9 -7.581776933957643E-12 node -3.369899496881131E-14 1.119627035446579E-13 -5.37333984220079E-11 4.38779565891771E-10 -4.282132016509971E-10 3.323974828809741E-11 peri 4.215055697607111E-13 -1.318192998691981E-12 2.306834107870332E-9 -4.282132016509971E-10 9.035155745984218E-10 -3.305699493353759E-11 i -9.311863264106585E-15 3.094940419178323E-14 -7.581776933957643E-12 3.323974828809741E-11 -3.305699493353759E-11 6.004745337355703E-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 MPO476005   249789 (2000 XC53)          Discovered 2000-Dec-06 by LINEAR at Socorro Reference: 20100923/Numbers.arc Last Updated: 2010-09-27 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-02 18:29 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin