+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   382754 (2003 EW38) Classification: Main-belt Asteroid          SPK-ID: 2382754 [ 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 .1347553367818101 6.0545e-08   a 2.422914632029615 1.9204e-08 au q 2.096413954796888 1.4553e-07 au i 3.78903020876721 1.0423e-05 deg node 122.9827038384406 0.00010767 deg peri 108.0377620437094 0.0001168 deg M 153.1345290177289 4.2822e-05 deg tp 2458414.528866234935 (2018-Oct-23.02886623) 0.0001618 TDB period 1377.544369049524 3.77 1.6378e-05 4.484e-08 d yr n .2613345951596407 3.1071e-09 deg/d Q 2.749415309262341 2.1792e-08 au   Orbit Determination Parameters    # obs. used (total)      72      data-arc span      9429 days (25.82 yr)      first obs. used      1992-05-03      last obs. used      2018-02-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .69507      source      ORB      producer      Otto Matic      solution date      2018-Mar-06 02:02:12   Additional Information  Earth MOID = 1.08948 au   Jupiter MOID = 2.24383 au   T_jup = 3.497  [ hide covariance matrix ] Orbital Elements at Epoch 2456739.5 (2014-Mar-23.0) TDB Reference: JPL 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .134237924862749 6.0651e-08   q 2.098556484327947 1.4567e-07 au tp 2457036.643910009496 (2015-Jan-14.14391001) 0.00015887 TDB node 123.0128930169215 0.00010771 deg peri 108.0417247477889 0.00011688 deg i 3.787850094150352 1.042e-05 deg   Orbit Determination Parameters    # obs. used (total)      72      data-arc span      9429 days (25.82 yr)      first obs. used      1992-05-03      last obs. used      2018-02-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .69507      source      ORB      producer      Otto Matic      solution date      2018-Mar-06 02:02:12   Additional Information  Jupiter MOID = 2.24383 au   T_jup = 3.497  Orbit Covariance (6×6)   e q tp node peri i e 3.678496364194994E-15 -8.777716642327628E-15 1.231475262885047E-12 -1.277841282413716E-14 3.493373255563589E-13 1.941353149802811E-16 q -8.777716642327628E-15 2.122093639195484E-14 -2.524821288288527E-12 2.579584725033998E-14 -7.326726669540416E-13 -1.199983056631514E-15 tp 1.231475262885047E-12 -2.524821288288527E-12 2.523896505924976E-8 -1.700212074493616E-10 7.237679693607237E-9 -2.168618330311116E-12 node -1.277841282413716E-14 2.579584725033998E-14 -1.700212074493616E-10 1.160252005292569E-8 -1.162345422140356E-8 1.204916709715244E-10 peri 3.493373255563589E-13 -7.326726669540416E-13 7.237679693607237E-9 -1.162345422140356E-8 1.36600848070744E-8 -1.209062165001765E-10 i 1.941353149802811E-16 -1.199983056631514E-15 -2.168618330311116E-12 1.204916709715244E-10 -1.209062165001765E-10 1.085724455340598E-10 [ 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 17.7   n/a MPO437566   382754 (2003 EW38)          Discovered 2003-Mar-08 by Spacewatch at Kitt Peak Reference: Last Updated: 2014-01-21 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Aug-04 09:21 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin