+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   101307 (1998 SU133) Classification: Main-belt Asteroid          SPK-ID: 2101307 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1725607044175077 5.3529e-08   a 2.725906366291432 1.5246e-08 au q 2.255522043548014 1.5246e-07 au i 2.728807687894505 5.1496e-06 deg node 5.943101821160547 9.4154e-05 deg peri 10.67705088889597 9.5221e-05 deg M 296.5173980057186 1.4842e-05 deg tp 2459290.379194658964 (2021-Mar-16.87919466) 6.8973e-05 TDB period 1643.85999941571 4.50 1.3791e-05 3.776e-08 d yr n .2189967516260252 1.8372e-09 deg/d Q 3.19629068903485 1.7877e-08 au   Orbit Determination Parameters    # obs. used (total)      449      data-arc span      8060 days (22.07 yr)      first obs. used      1998-09-26      last obs. used      2020-10-20      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61226      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 20:01:17   Additional Information  Earth MOID = 1.25705 au   Jupiter MOID = 2.26982 au   T_jup = 3.333  [ hide covariance matrix ] Orbital Elements at Epoch 2457655.5 (2016-Sep-24.0) TDB Reference: JPL 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1747076420342833 5.3451e-08   q 2.247406825976197 1.5229e-07 au tp 2457650.004168133063 (2016-Sep-18.50416813) 6.2359e-05 TDB node 6.091389327258434 9.4018e-05 deg peri 10.93007693168665 9.5056e-05 deg i 2.732412677538195 5.1529e-06 deg   Orbit Determination Parameters    # obs. used (total)      449      data-arc span      8060 days (22.07 yr)      first obs. used      1998-09-26      last obs. used      2020-10-20      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61226      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 20:01:17   Additional Information  Jupiter MOID = 2.26982 au   T_jup = 3.333  Orbit Covariance (6×6)   e q tp node peri i e 2.856958380850697E-15 -8.119565770590496E-15 -1.105234287552448E-12 7.743366158012722E-15 -1.659853261128081E-13 -2.9261683880801E-15 q -8.119565770590496E-15 2.319217163359366E-14 3.255766895367877E-12 -2.143966832380789E-14 4.985056292472882E-13 8.597069854099292E-15 tp -1.105234287552448E-12 3.255766895367877E-12 3.888616343924961E-9 9.490741215148217E-12 8.887461773073638E-10 3.759531792869231E-12 node 7.743366158012722E-15 -2.143966832380789E-14 9.490741215148217E-12 8.839448150514598E-9 -8.826348157624772E-9 -1.11193198078683E-10 peri -1.659853261128081E-13 4.985056292472882E-13 8.887461773073638E-10 -8.826348157624772E-9 9.035725899691952E-9 1.118774842483444E-10 i -2.9261683880801E-15 8.597069854099292E-15 3.759531792869231E-12 -1.11193198078683E-10 1.118774842483444E-10 2.655216155037045E-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 15.9   n/a MPO248022   101307 (1998 SU133)          Discovered 1998-Sep-26 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] Alternate Designations  1998 SU133 = 2003 YH51  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-22 18:21 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin