+ 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 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1463051140437173 5.282e-08   a 2.509657688252153 1.7681e-08 au q 2.14248193396173 1.2841e-07 au i 14.05663021783708 6.9252e-06 deg node 86.56792002962712 2.0179e-05 deg peri 220.2738686852788 3.2117e-05 deg M 54.54876325639123 2.5442e-05 deg tp 2458780.459528046047 (2019-Oct-23.95952805) 0.00010215 TDB period 1452.179026151281 3.98 1.5346e-05 4.202e-08 d yr n .2479033187485913 2.6197e-09 deg/d Q 2.876833442542576 2.0267e-08 au   Orbit Determination Parameters    # obs. used (total)      330      data-arc span      10752 days (29.44 yr)      first obs. used      1991-06-10      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57054      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 22:29:41   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 ] 2021-Jan-28 06:54 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin