+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   85263 (1993 TU37) Classification: Main-belt Asteroid          SPK-ID: 2085263 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2138881136572748 3.4771e-08   a 2.422471580276408 1.2883e-08 au q 1.90433370358273 8.6979e-08 au i 5.485602025500066 5.9066e-06 deg node 79.62517884762198 4.1987e-05 deg peri 263.8271704537444 4.4589e-05 deg M 102.4047515074805 1.5147e-05 deg tp 2458808.754451413366 (2019-Nov-21.25445141) 5.6672e-05 TDB period 1377.166541738901 3.77 1.0986e-05 3.008e-08 d yr n .2614062926227066 2.0852e-09 deg/d Q 2.940609456970086 1.5638e-08 au   Orbit Determination Parameters    # obs. used (total)      464      data-arc span      9962 days (27.27 yr)      first obs. used      1993-10-09      last obs. used      2021-01-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .549      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 07:40:11   Additional Information  Earth MOID = .904272 au   Jupiter MOID = 2.48474 au   T_jup = 3.475  [ hide covariance matrix ] Orbital Elements at Epoch 2457167.5 (2015-May-25.0) TDB Reference: JPL 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2151001689274235 3.471e-08   q 1.900523608723151 8.6878e-08 au tp 2457432.663209198540 (2016-Feb-14.16320920) 5.3001e-05 TDB node 79.64496920682937 4.2016e-05 deg peri 263.9479441569455 4.4588e-05 deg i 5.485528861935908 5.9056e-06 deg   Orbit Determination Parameters    # obs. used (total)      464      data-arc span      9962 days (27.27 yr)      first obs. used      1993-10-09      last obs. used      2021-01-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .549      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 07:40:11   Additional Information  Jupiter MOID = 2.48474 au   T_jup = 3.475  Orbit Covariance (6×6)   e q tp node peri i e 1.204803740275635E-15 -2.996064908469769E-15 -2.16814798706502E-13 2.856269500779961E-15 -5.051317601231452E-14 -2.235222417104472E-16 q -2.996064908469769E-15 7.547825618357077E-15 6.282947199735893E-13 -8.177779762272155E-15 1.427642126476587E-13 1.132542189664463E-15 tp -2.16814798706502E-13 6.282947199735893E-13 2.809129293807311E-9 -3.925746952136733E-11 8.006820459456085E-10 6.63659169560347E-13 node 2.856269500779961E-15 -8.177779762272155E-15 -3.925746952136733E-11 1.765357276883894E-9 -1.767259729710803E-9 -1.618704096908074E-12 peri -5.051317601231452E-14 1.427642126476587E-13 8.006820459456085E-10 -1.767259729710803E-9 1.988071981218647E-9 1.741787512243122E-12 i -2.235222417104472E-16 1.132542189664463E-15 6.63659169560347E-13 -1.618704096908074E-12 1.741787512243122E-12 3.487573916072264E-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 16.1   n/a MPO436372   85263 (1993 TU37)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla Reference: 20040830/Numbers.arc Last Updated: 2004-09-06 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-12 12:48 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin