+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   101838 (1999 JT62) Classification: Main-belt Asteroid          SPK-ID: 2101838 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1463051080079969 5.4574e-08   a 2.50965769015408 1.8178e-08 au q 2.142481950732988 1.3392e-07 au i 14.05662951751413 7.0663e-06 deg node 86.5679168024655 2.1212e-05 deg peri 220.273871984094 3.2717e-05 deg M 54.54876210072751 2.5589e-05 deg tp 2458780.459532457665 (2019-Oct-23.95953246) 0.00010269 TDB period 1452.179027802067 3.98 1.5778e-05 4.32e-08 d yr n .2479033184667836 2.6935e-09 deg/d Q 2.876833429575173 2.0838e-08 au   Orbit Determination Parameters    # obs. used (total)      300      data-arc span      10731 days (29.38 yr)      first obs. used      1991-06-10      last obs. used      2020-10-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57405      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 19:58:14   Additional Information  Earth MOID = 1.1451 au   Jupiter MOID = 2.35501 au   T_jup = 3.406  [ 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 MPO474893   101838 (1999 JT62)          Discovered 1999-May-10 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Nov-26 22:45 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin