+ 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  [ 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 14.8   n/a MPO476005   249789 (2000 XC53)          Discovered 2000-Dec-06 by LINEAR at Socorro Reference: 20100923/Numbers.arc Last Updated: 2010-09-27 [ hide close-approach data ] Close-Approach Data   ...sorted by Date/Time (TDB) Date/Time (TDB) Time Uncertainty (days_HH:MM) Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified 1902-Jul-04 16:06 00:03 Jupiter 1.44247401211271 1.44247253091801 1.44247549331455 4.53018031602972 4.39865106975429 2415935.170909199 3.41486117475513 302.374977862845 61.38345270375 -82.3219606924776 1990181.49476513 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:19:08 2019-Sep-24 04:19 1913-Aug-16 18:38 00:03 Jupiter 1.5248291129716 1.5248266897121 1.52483153628277 4.38802172154971 4.25954938171592 2419996.276058135 2.97025621229886 643.153172953177 82.4839281244116 81.9119834256849 1533613.2601303 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:19:08 2019-Sep-24 04:19 2021-Oct-20 11:28 < 00:01 Jupiter 1.70123056117509 1.70122942920558 1.70123169314779 4.44290573329662 4.32939199884567 2459507.978026938 0.591778949061208 198.301237294949 41.2082968981845 78.6436953312764 1955653.40873904 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:19:08 2019-Sep-24 04:19 2032-Nov-04 15:44 < 00:01 Jupiter 1.40183328384015 1.40183250704247 1.40183406063909 4.51770756498058 4.38192103171583 2463541.155358499 0.778932070354943 146.588982671042 31.1139593994408 81.4747222015277 2034486.32791006 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:19:08 2019-Sep-24 04:19 2043-Dec-18 01:46 00:01 Jupiter 1.59343792237495 1.59343632938543 1.59343951538684 4.37301785186978 4.24972313687593 2467601.573538451 1.40261152573091 617.700728186158 66.1962165225894 85.961163611638 1721550.54203772 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:19:08 2019-Sep-24 04:19 2152-Feb-20 05:28 00:05 Jupiter 1.60659126447973 1.60658605445903 1.60659647450727 4.43744031173217 4.31699457496342 2507111.727608799 5.20700801553976 319.987742910892 123.200351762073 -38.1908405154373 1522438.43583698 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:19:08 2019-Sep-24 04:19 2163-Mar-24 07:19 00:05 Jupiter 1.39016152836113 1.39016073826524 1.39016231847695 4.51352303959693 4.37644769260088 2511161.804810220 4.56085812485976 495.141903232091 31.2344545070784 87.4082082057893 2004024.04857723 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:19:08 2019-Sep-24 04:19 2174-May-02 10:38 00:06 Jupiter 1.65605469703983 1.65604831135324 1.65606108382958 4.36522136474238 4.24643583462829 2515218.942765981 5.97626813120605 2240.75087820924 66.8813761456139 81.8816588245352 1529869.53523891 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:19:08 2019-Sep-24 04:19 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-20 08:27 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin