+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   46848 (1998 QQ35) Classification: Main-belt Asteroid          SPK-ID: 2046848 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 30 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .20214793039709 4.9106e-08   a 2.41637957408104 8.4455e-09 au q 1.927913444126756 1.1984e-07 au i 2.582534516103927 5.3824e-06 deg node 34.47515874527208 9.4806e-05 deg peri 5.532610373850702 9.5605e-05 deg M 241.6236436763288 1.1898e-05 deg tp 2459451.637187865095 (2021-Aug-25.13718787) 4.6355e-05 TDB period 1371.974883120795 3.76 7.1928e-06 1.969e-08 d yr n .2623954741657643 1.3757e-09 deg/d Q 2.904845704035324 1.0153e-08 au   Orbit Determination Parameters    # obs. used (total)      1281      data-arc span      8560 days (23.44 yr)      first obs. used      1995-12-20      last obs. used      2019-05-28      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51259      source      ORB      producer      Otto Matic      solution date      2020-Feb-23 08:35:57   Additional Information  Earth MOID = .935932 au   Jupiter MOID = 2.5117 au   T_jup = 3.487  [ hide covariance matrix ] Orbital Elements at Epoch 2456623.5 (2013-Nov-27.0) TDB Reference: JPL 30 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2018244854800139 4.8757e-08   q 1.927903733812937 1.1856e-07 au tp 2456710.587407035623 (2014-Feb-22.08740704) 4.2622e-05 TDB node 34.54883411811153 9.4752e-05 deg peri 5.798714934673943 9.5557e-05 deg i 2.583724114185699 5.382e-06 deg   Orbit Determination Parameters    # obs. used (total)      1281      data-arc span      8560 days (23.44 yr)      first obs. used      1995-12-20      last obs. used      2019-05-28      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51259      source      ORB      producer      Otto Matic      solution date      2020-Feb-23 08:35:57   Additional Information  Jupiter MOID = 2.5117 au   T_jup = 3.487  Orbit Covariance (6×6)   e q tp node peri i e 2.377216670694496E-15 -5.77122760747952E-15 -1.062531292389568E-12 2.545294775557457E-15 -3.584143354974069E-13 -1.350794317410571E-16 q -5.77122760747952E-15 1.405679860027193E-14 2.589304953366882E-12 -6.787527331192854E-15 8.713060164637318E-13 3.870007576823116E-16 tp -1.062531292389568E-12 2.589304953366882E-12 1.81659313351344E-9 -1.455919013853654E-12 5.423073625230161E-10 -2.848048939466472E-13 node 2.545294775557457E-15 -6.787527331192854E-15 -1.455919013853654E-12 8.977937166260578E-9 -8.968597582120445E-9 -2.059729053468557E-10 peri -3.584143354974069E-13 8.713060164637318E-13 5.423073625230161E-10 -8.968597582120445E-9 9.131212907378202E-9 2.056740874694794E-10 i -1.350794317410571E-16 3.870007576823116E-16 -2.848048939466472E-13 -2.059729053468557E-10 2.056740874694794E-10 2.896580564328157E-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.9   n/a MPO474342   46848 (1998 QQ35)          Discovered 1998-Aug-17 by LINEAR at Socorro Reference: 20020921/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Aug-10 22:27 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin