+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   487831 (2015 TK75) Classification: Main-belt Asteroid          SPK-ID: 2487831 [ 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 10 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .05898356443591584 1.0302e-07   a 3.141918528732941 5.2155e-08 au q 2.956596974741024 3.052e-07 au i 8.228024534605815 9.2895e-06 deg node 215.6084577847526 4.8611e-05 deg peri 75.14728502055532 9.9015e-05 deg M 42.39484402886609 8.268e-05 deg tp 2458760.947147269107 (2019-Oct-04.44714727) 0.00046742 TDB period 2034.186679031122 5.57 5.065e-05 1.387e-07 d yr n .1769749078149834 4.4066e-09 deg/d Q 3.327240082724858 5.5231e-08 au   Orbit Determination Parameters    # obs. used (total)      132      data-arc span      5844 days (16.00 yr)      first obs. used      2004-11-10      last obs. used      2020-11-10      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .56064      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 07:16:50   Additional Information  Earth MOID = 1.9548 au   Jupiter MOID = 1.77808 au   T_jup = 3.192  [ hide covariance matrix ] Orbital Elements at Epoch 2457769.5 (2017-Jan-16.0) TDB Reference: JPL 10 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06089471663419722 1.0071e-07   q 2.949891632196495 2.9904e-07 au tp 2458774.673467684387 (2019-Oct-18.17346768) 0.00045721 TDB node 215.7098976918591 4.8487e-05 deg peri 77.82919953775313 9.7903e-05 deg i 8.238724686664515 9.3073e-06 deg   Orbit Determination Parameters    # obs. used (total)      132      data-arc span      5844 days (16.00 yr)      first obs. used      2004-11-10      last obs. used      2020-11-10      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .56064      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 07:16:50   Additional Information  Jupiter MOID = 1.77808 au   T_jup = 3.192  Orbit Covariance (6×6)   e q tp node peri i e 1.014150396775277E-14 -2.97885518770394E-14 -1.470065320785217E-12 4.189265180313139E-15 -1.293302699244824E-12 -1.636151016975751E-14 q -2.97885518770394E-14 8.942577929805438E-14 2.459503485686991E-12 -1.696316846296648E-14 3.284598526620536E-12 5.240058821671827E-14 tp -1.470065320785217E-12 2.459503485686991E-12 2.090447101788575E-7 -1.991758897025583E-11 3.863451898386401E-8 -6.478559593187311E-11 node 4.189265180313139E-15 -1.696316846296648E-14 -1.991758897025583E-11 2.351007800073221E-9 -2.32949687627314E-9 -2.087398170514931E-10 peri -1.293302699244824E-12 3.284598526620536E-12 3.863451898386401E-8 -2.32949687627314E-9 9.584962464314678E-9 1.958024601462347E-10 i -1.636151016975751E-14 5.240058821671827E-14 -6.478559593187311E-11 -2.087398170514931E-10 1.958024601462347E-10 8.662556185133164E-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 16.2   n/a MPO450510   487831 (2015 TK75)          Discovered 2009-Sep-18 by Spacewatch at Kitt Peak Reference: Last Updated: 2017-03-14 [ show close-approach data ] Alternate Designations  2015 TK75 = 2009 SY114 = 2012 DB70 = 2014 RT26  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Feb-27 21:38 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin