+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   78018 (2002 JM62) Classification: Main-belt Asteroid          SPK-ID: 2078018 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1487055445038137 5.8941e-08   a 2.568011489087088 1.4204e-08 au q 2.186133942310343 1.543e-07 au i 7.15847086724411 4.2364e-06 deg node 91.51921037606242 5.024e-05 deg peri 227.458694859055 5.3071e-05 deg M 69.39405745020828 1.6229e-05 deg tp 2458710.756533979939 (2019-Aug-15.25653398) 6.8026e-05 TDB period 1503.120751255467 4.12 1.2471e-05 3.414e-08 d yr n .239501716478409 1.9871e-09 deg/d Q 2.949889035863832 1.6317e-08 au   Orbit Determination Parameters    # obs. used (total)      581      data-arc span      9076 days (24.85 yr)      first obs. used      1995-12-16      last obs. used      2020-10-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .60322      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 21:28:33   Additional Information  Earth MOID = 1.18006 au   Jupiter MOID = 2.33881 au   T_jup = 3.405  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.8   n/a MPO395705   78018 (2002 JM62)          Discovered 2002-May-08 by LINEAR at Socorro Reference: 20040415/Numbers.arc Last Updated: 2004-04-19 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-28 05:42 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin