+ 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 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1462571876451159 5.0747e-08   a 2.510092452068881 1.7016e-08 au q 2.142973389300054 1.2197e-07 au i 14.05607051642754 6.8536e-06 deg node 86.56994665125335 1.7724e-05 deg peri 220.3424581352837 3.0387e-05 deg M 104.0582681858296 2.5265e-05 deg tp 2458780.637491153312 (2019-Oct-24.13749115) 0.00010114 TDB period 1452.556397679804 3.98 1.4771e-05 4.044e-08 d yr n .2478389139141413 2.5202e-09 deg/d Q 2.877211514837709 1.9505e-08 au   Orbit Determination Parameters    # obs. used (total)      410      data-arc span      10812 days (29.60 yr)      first obs. used      1991-06-10      last obs. used      2021-01-15      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .54686      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 15:38:55   Additional Information  Earth MOID = 1.14373 au   Jupiter MOID = 2.35426 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-Apr-21 21:59 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin