+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   226116 (2002 PE168) Classification: Main-belt Asteroid          SPK-ID: 2226116 [ 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 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07377923893212258 4.6725e-08   a 2.186138712814857 1.1631e-08 au q 2.024847062383327 9.9461e-08 au i 2.631083255678364 4.1293e-06 deg node 60.41566689866913 0.00014503 deg peri 34.04247245815185 0.0001525 deg M 60.11962047884926 4.5683e-05 deg tp 2458803.335496788608 (2019-Nov-15.83549679) 0.00014977 TDB period 1180.633220748165 3.23 9.4222e-06 2.58e-08 d yr n .3049211166291497 2.4335e-09 deg/d Q 2.347430363246388 1.2489e-08 au   Orbit Determination Parameters    # obs. used (total)      248      data-arc span      6387 days (17.49 yr)      first obs. used      2002-08-08      last obs. used      2020-02-02      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52676      source      ORB      producer      Otto Matic      solution date      2020-Feb-25 05:50:36   Additional Information  Earth MOID = 1.04219 au   Jupiter MOID = 2.74628 au   T_jup = 3.672  [ 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 17.6   n/a MPO454623   226116 (2002 PE168)          Discovered 2002-Aug-11 by NEAT at Palomar Reference: 20091202/Numbers.arc Last Updated: 2009-12-04 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-08 19:05 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin