+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   437496 (2013 YQ68) Classification: Main-belt Asteroid          SPK-ID: 2437496 [ 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 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .03419723698093242 6.2773e-08   a 2.735432253295794 3.7909e-08 au q 2.641888028284552 1.6869e-07 au i 3.594625907813961 6.3999e-06 deg node 117.7442891274143 0.00013705 deg peri 26.10659631310996 0.00019575 deg M 135.5774846824042 0.00013522 deg tp 2458378.167554753271 (2018-Sep-16.66755475) 0.000623 TDB period 1652.484413718431 4.52 3.4351e-05 9.405e-08 d yr n .2178537945722136 4.5287e-09 deg/d Q 2.828976478307037 3.9205e-08 au   Orbit Determination Parameters    # obs. used (total)      146      data-arc span      5224 days (14.30 yr)      first obs. used      2005-01-16      last obs. used      2019-05-07      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .62148      source      ORB      producer      Otto Matic      solution date      2019-May-30 10:09:59   Additional Information  Earth MOID = 1.65464 au   Jupiter MOID = 2.15369 au   T_jup = 3.349  [ 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 16.9   n/a MPO434610   437496 (2013 YQ68)          Discovered 2010-Mar-18 by Mt. Lemmon Survey at Mount Lemmon Reference: Last Updated: 2015-06-04 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-10 20:05 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin