+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   312404 (2008 FO52) Classification: Main-belt Asteroid          SPK-ID: 2312404 [ 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 7 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1164896365555515 1.1351e-07   a 3.110442562903934 4.1978e-08 au q 2.748108239224337 3.3761e-07 au i 2.352571324828094 7.384e-06 deg node 78.80964230498017 0.00024583 deg peri 73.05828989463943 0.00024984 deg M 112.2619879465692 3.927e-05 deg tp 2458375.669912835281 (2018-Sep-14.16991284) 0.0002184 TDB period 2003.695422589149 5.49 4.0562e-05 1.111e-07 d yr n .1796680253602679 3.6372e-09 deg/d Q 3.472776886583531 4.6868e-08 au   Orbit Determination Parameters    # obs. used (total)      125      data-arc span      6320 days (17.30 yr)      first obs. used      2002-01-11      last obs. used      2019-05-02      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61034      source      ORB      producer      Otto Matic      solution date      2020-Feb-25 18:45:56   Additional Information  Earth MOID = 1.75999 au   Jupiter MOID = 1.52243 au   T_jup = 3.207  [ hide covariance matrix ] Orbital Elements at Epoch 2457345.5 (2015-Nov-19.0) TDB Reference: JPL 7 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1167002147078755 1.1371e-07   q 2.74360523220744 3.3884e-07 au tp 2456370.022425432062 (2013-Mar-18.52242543) 0.00022128 TDB node 78.81897922183536 0.00024568 deg peri 71.72446192898555 0.00024968 deg i 2.354321453180365 7.3956e-06 deg   Orbit Determination Parameters    # obs. used (total)      125      data-arc span      6320 days (17.30 yr)      first obs. used      2002-01-11      last obs. used      2019-05-02      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61034      source      ORB      producer      Otto Matic      solution date      2020-Feb-25 18:45:56   Additional Information  Jupiter MOID = 1.52243 au   T_jup = 3.207  Orbit Covariance (6×6)   e q tp node peri i e 1.292949821526678E-14 -3.834161536362785E-14 -4.472517761688628E-13 -4.486716746144987E-14 -6.165398071930117E-13 -8.00639915341919E-15 q -3.834161536362785E-14 1.148136105897449E-13 -8.270358629464828E-15 1.397885164680525E-13 1.671933054517159E-12 2.4266973419365E-14 tp -4.472517761688628E-13 -8.270358629464828E-15 4.896599761996649E-8 -1.954388845825314E-10 9.948968694326138E-9 -9.129937856433641E-12 node -4.486716746144987E-14 1.397885164680525E-13 -1.954388845825314E-10 6.035663990128865E-8 -6.034228930292316E-8 -6.387670389118916E-10 peri -6.165398071930117E-13 1.671933054517159E-12 9.948968694326138E-9 -6.034228930292316E-8 6.233925502467838E-8 6.367876579043544E-10 i -8.00639915341919E-15 2.4266973419365E-14 -9.129937856433641E-12 -6.387670389118916E-10 6.367876579043544E-10 5.469434959553676E-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 16.5   n/a MPO476402   312404 (2008 FO52)          Discovered 2008-Mar-28 by Mt. Lemmon Survey at Mount Lemmon Reference: 20120109/Numbers.arc Last Updated: 2012-01-11 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-22 07:45 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin