+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   392340 (2010 EQ122) Classification: Main-belt Asteroid          SPK-ID: 2392340 [ 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 11 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .09529247444178097 6.7712e-08   a 2.678118214476694 3.2748e-08 au q 2.422913702971605 1.825e-07 au i 6.270135979336705 8.1193e-06 deg node 225.1260956061874 4.7772e-05 deg peri 15.98624569362284 5.895e-05 deg M 79.81443503274555 3.145e-05 deg tp 2458645.586936655566 (2019-Jun-11.08693666) 0.0001417 TDB period 1600.82199105433 4.38 2.9362e-05 8.039e-08 d yr n .2248844668624883 4.1248e-09 deg/d Q 2.933322725981782 3.5868e-08 au   Orbit Determination Parameters    # obs. used (total)      121      data-arc span      5726 days (15.68 yr)      first obs. used      2003-11-20      last obs. used      2019-07-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57441      source      ORB      producer      Otto Matic      solution date      2020-Feb-26 04:43:46   Additional Information  Earth MOID = 1.41123 au   Jupiter MOID = 2.0691 au   T_jup = 3.363  [ hide covariance matrix ] Orbital Elements at Epoch 2457485.5 (2016-Apr-07.0) TDB Reference: JPL 11 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .09418695566484443 6.7767e-08   q 2.426704004055239 1.8234e-07 au tp 2457046.133098797823 (2015-Jan-23.63309880) 0.00015583 TDB node 225.1709405319995 4.7723e-05 deg peri 16.46670174381564 5.9202e-05 deg i 6.272091591777254 8.1231e-06 deg   Orbit Determination Parameters    # obs. used (total)      121      data-arc span      5726 days (15.68 yr)      first obs. used      2003-11-20      last obs. used      2019-07-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57441      source      ORB      producer      Otto Matic      solution date      2020-Feb-26 04:43:46   Additional Information  Jupiter MOID = 2.0691 au   T_jup = 3.363  Orbit Covariance (6×6)   e q tp node peri i e 4.592342659368921E-15 -1.219330870831724E-14 -3.617589741107909E-12 2.170827775255855E-14 -8.564491355346235E-13 -4.093010239216078E-16 q -1.219330870831724E-14 3.324806613521345E-14 7.478691060455295E-12 -6.231926743592651E-14 1.85189358973602E-12 3.463591931979831E-15 tp -3.617589741107909E-12 7.478691060455295E-12 2.42825039522729E-8 -1.727549354446067E-11 5.467726604662563E-9 -2.49251771389974E-12 node 2.170827775255855E-14 -6.231926743592651E-14 -1.727549354446067E-11 2.277488162729511E-9 -2.267967653603004E-9 -4.772646032746438E-11 peri -8.564491355346235E-13 1.85189358973602E-12 5.467726604662563E-9 -2.267967653603004E-9 3.504844804867415E-9 4.706964405733825E-11 i -4.093010239216078E-16 3.463591931979831E-15 -2.49251771389974E-12 -4.772646032746438E-11 4.706964405733825E-11 6.598506011560405E-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 17.2   n/a MPO434452   392340 (2010 EQ122)          Discovered 2010-Mar-15 by Spacewatch at Kitt Peak Reference: Last Updated: 2014-04-17 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Aug-12 18:51 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin