+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   201649 (2003 TX1) Classification: Main-belt Asteroid          SPK-ID: 2201649 [ 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 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1303587707607768 6.271e-08   a 3.032822029831849 2.5462e-08 au q 2.637467078086765 1.9309e-07 au i 11.63109401983251 6.106e-06 deg node 185.1536549997313 2.7215e-05 deg peri 216.0100800766037 3.4245e-05 deg M 35.83843849525349 1.7958e-05 deg tp 2458808.449521264009 (2019-Nov-20.94952126) 9.6289e-05 TDB period 1929.162520686097 5.28 2.4294e-05 6.651e-08 d yr n .1866094723175359 2.35e-09 deg/d Q 3.428176981576932 2.8781e-08 au   Orbit Determination Parameters    # obs. used (total)      320      data-arc span      7116 days (19.48 yr)      first obs. used      2001-05-24      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51867      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 23:44:04   Additional Information  Earth MOID = 1.65398 au   Jupiter MOID = 2.04617 au   T_jup = 3.198  [ hide covariance matrix ] Orbital Elements at Epoch 2457431.5 (2016-Feb-13.0) TDB Reference: JPL 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1265894881922491 6.198e-08   q 2.653197787549261 1.8936e-07 au tp 2456872.627907089242 (2014-Aug-03.12790709) 0.00010663 TDB node 185.1956745045467 2.7196e-05 deg peri 215.2855777456483 3.4879e-05 deg i 11.62374331588022 6.0935e-06 deg   Orbit Determination Parameters    # obs. used (total)      320      data-arc span      7116 days (19.48 yr)      first obs. used      2001-05-24      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51867      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 23:44:04   Additional Information  Jupiter MOID = 2.04617 au   T_jup = 3.198  Orbit Covariance (6×6)   e q tp node peri i e 3.841475013166847E-15 -1.165370730682976E-14 5.434751759351405E-14 2.304700706204469E-14 -5.94470098715226E-14 -1.149698300692544E-14 q -1.165370730682976E-14 3.585802337942067E-14 -8.063665437975538E-13 -7.180861349926859E-14 8.58621032945487E-14 3.603640283737869E-14 tp 5.434751759351405E-14 -8.063665437975538E-13 1.137006947971141E-8 1.270194831528998E-11 2.359266967099189E-9 -3.452889236233328E-12 node 2.304700706204469E-14 -7.180861349926859E-14 1.270194831528998E-11 7.396429624340709E-10 -7.223241426190534E-10 7.695280177065415E-11 peri -5.94470098715226E-14 8.58621032945487E-14 2.359266967099189E-9 -7.223241426190534E-10 1.216560374465767E-9 -7.591025941580557E-11 i -1.149698300692544E-14 3.603640283737869E-14 -3.452889236233328E-12 7.695280177065415E-11 -7.591025941580557E-11 3.713103194599718E-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 16.0   n/a MPO454429   201649 (2003 TX1)          Discovered 2003-Oct-05 by Spacewatch at Kitt Peak Reference: 20081212/Numbers.arc Last Updated: 2008-12-12 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-16 15:43 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin