+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   213628 (2002 QQ65) Classification: Main-belt Asteroid          SPK-ID: 2213628 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB Reference: JPL 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1181999550701694 4.7393e-08   a 2.415250051498306 1.3029e-08 au q 2.129767603927982 1.1719e-07 au i 6.697308800102188 5.0177e-06 deg node 147.6080785470375 4.1543e-05 deg peri 189.8418243157045 4.7137e-05 deg M 349.8129202284441 2.5636e-05 deg tp 2459435.296163698670 (2021-Aug-08.79616370) 9.7802e-05 TDB period 1371.013013024449 3.75 1.1094e-05 3.037e-08 d yr n .2625795645847602 2.1247e-09 deg/d Q 2.70073249906863 1.4569e-08 au   Orbit Determination Parameters    # obs. used (total)      355      data-arc span      10843 days (29.69 yr)      first obs. used      1991-10-02      last obs. used      2021-06-09      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .59702      source      ORB      producer      Otto Matic      solution date      2021-Jul-09 11:31:09   Additional Information  Earth MOID = 1.11973 au   Jupiter MOID = 2.64693 au   T_jup = 3.498  [ 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 16.75   n/a E2021B55   213628 (2002 QQ65)          Discovered 2002-Aug-28 by NEAT at Palomar Reference: 20090509/Numbers.arc Last Updated: 2009-05-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Aug-01 20:35 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin