+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   226122 (2002 QH59) Classification: Main-belt Asteroid          SPK-ID: 2226122 [ 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 10 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .04197236602889843 4.2734e-08   a 2.253753876592205 1.4851e-08 au q 2.159158493944828 9.9852e-08 au i 4.216830349931461 6.2609e-06 deg node 26.96737913503748 5.7336e-05 deg peri 72.68155264337511 0.00010188 deg M 323.6967525074115 8.4794e-05 deg tp 2459125.123841065045 (2020-Oct-02.62384106) 0.00029159 TDB period 1235.828359228072 3.38 1.2215e-05 3.344e-08 d yr n .2913025885122627 2.8793e-09 deg/d Q 2.348349259239582 1.5474e-08 au   Orbit Determination Parameters    # obs. used (total)      259      data-arc span      6734 days (18.44 yr)      first obs. used      2001-04-18      last obs. used      2019-09-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57647      source      ORB      producer      Otto Matic      solution date      2019-Nov-08 00:49:44   Additional Information  Earth MOID = 1.1804 au   Jupiter MOID = 2.69086 au   T_jup = 3.620  [ 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 MPO450048   226122 (2002 QH59)          Discovered 2002-Aug-18 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-05 08:15 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin