+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   447817 (2007 TU241) Classification: Main-belt Asteroid          SPK-ID: 2447817 [ 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 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2060886990620234 1.6776e-07   a 2.568358261304476 3.07e-08 au q 2.039048648507036 4.521e-07 au i 4.974464644744503 7.6605e-06 deg node 41.21460092586086 8.9363e-05 deg peri 324.6251630785441 9.519e-05 deg M 44.52468566141717 2.972e-05 deg tp 2458814.556845906924 (2019-Nov-27.05684591) 0.00012171 TDB period 1503.425223089532 4.12 2.6956e-05 7.38e-08 d yr n .2394532128842442 4.2933e-09 deg/d Q 3.097667874101916 3.7027e-08 au   Orbit Determination Parameters    # obs. used (total)      123      data-arc span      5806 days (15.90 yr)      first obs. used      2003-12-01      last obs. used      2019-10-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .48653      source      ORB      producer      Otto Matic      solution date      2019-Nov-08 16:23:11   Additional Information  Earth MOID = 1.04021 au   Jupiter MOID = 2.36562 au   T_jup = 3.396  [ hide covariance matrix ] Orbital Elements at Epoch 2457491.5 (2016-Apr-13.0) TDB Reference: JPL 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2083163814680517 1.6895e-07   q 2.032259004256102 4.5639e-07 au tp 2457309.441478851807 (2015-Oct-13.94147885) 9.9215e-05 TDB node 41.23964623359026 8.9267e-05 deg peri 324.2444728374379 9.4804e-05 deg i 4.980717832060725 7.6773e-06 deg   Orbit Determination Parameters    # obs. used (total)      123      data-arc span      5806 days (15.90 yr)      first obs. used      2003-12-01      last obs. used      2019-10-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .48653      source      ORB      producer      Otto Matic      solution date      2019-Nov-08 16:23:11   Additional Information  Jupiter MOID = 2.36562 au   T_jup = 3.396  Orbit Covariance (6×6)   e q tp node peri i e 2.854521655271339E-14 -7.708179312943031E-14 -1.094923399925906E-11 -7.534903656758921E-14 -3.359814783009126E-12 -8.370176233649677E-14 q -7.708179312943031E-14 2.082961480840576E-13 2.958620447464704E-11 2.066571611068405E-13 9.073927590540545E-12 2.262488429145742E-13 tp -1.094923399925906E-11 2.958620447464704E-11 9.843687853251008E-9 -3.765984973504499E-12 3.219761285494089E-9 3.899746581946468E-11 node -7.534903656758921E-14 2.066571611068405E-13 -3.765984973504499E-12 7.968617764127183E-9 -7.940516059122806E-9 -3.705709752341396E-10 peri -3.359814783009126E-12 9.073927590540545E-12 3.219761285494089E-9 -7.940516059122806E-9 8.987761620920752E-9 3.816697320376524E-10 i -8.370176233649677E-14 2.262488429145742E-13 3.899746581946468E-11 -3.705709752341396E-10 3.816697320376524E-10 5.89414264930562E-11 [ 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 MPO495223   447817 (2007 TU241)          Discovered 2007-Sep-15 by Mt. Lemmon Survey at Mount Lemmon Reference: Last Updated: 2015-10-28 Alternate Designations  2007 TU241 = 2011 SX125  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-07 21:41 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin