+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   487969 (2015 TA301) Classification: Main-belt Asteroid          SPK-ID: 2487969 [ 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 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2261818706409529 4.6253e-08   a 2.321456443618386 3.4142e-08 au q 1.796385082589285 1.2566e-07 au i 3.190051261990852 4.4395e-06 deg node 137.730359307333 0.00014168 deg peri 173.2510555225793 0.00014284 deg M 161.2993190551416 1.9679e-05 deg tp 2458421.645692384092 (2018-Oct-30.14569238) 7.1311e-05 TDB period 1291.930753101864 3.54 2.8501e-05 7.803e-08 d yr n .2786527057550549 6.1473e-09 deg/d Q 2.846527804647486 4.1865e-08 au   Orbit Determination Parameters    # obs. used (total)      114      data-arc span      6132 days (16.79 yr)      first obs. used      2001-10-19      last obs. used      2018-08-03      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .60522      source      ORB      producer      Otto Matic      solution date      2019-Jul-15 06:49:21   Additional Information  Earth MOID = .782105 au   Jupiter MOID = 2.43237 au   T_jup = 3.541  [ hide covariance matrix ] Orbital Elements at Epoch 2457487.5 (2016-Apr-09.0) TDB Reference: JPL 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2269231738670113 4.6233e-08   q 1.79391800999041 1.2563e-07 au tp 2457130.429616972118 (2015-Apr-17.92961697) 8.0078e-05 TDB node 137.7720260219552 0.00014167 deg peri 173.2592744144308 0.00014282 deg i 3.190582281073685 4.4415e-06 deg   Orbit Determination Parameters    # obs. used (total)      114      data-arc span      6132 days (16.79 yr)      first obs. used      2001-10-19      last obs. used      2018-08-03      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .60522      source      ORB      producer      Otto Matic      solution date      2019-Jul-15 06:49:21   Additional Information  Jupiter MOID = 2.43237 au   T_jup = 3.541  Orbit Covariance (6×6)   e q tp node peri i e 2.1374525817379E-15 -5.730612164498976E-15 1.001440700084568E-12 1.454841909437964E-14 1.626692952785197E-13 -4.435452044239181E-15 q -5.730612164498976E-15 1.578378043543115E-14 -3.348423763274708E-12 -5.822335647157742E-14 -5.830324912936995E-13 1.354528339198168E-14 tp 1.001440700084568E-12 -3.348423763274708E-12 6.412548503236425E-9 3.525258473810137E-10 1.577860526082492E-9 -6.992332862090091E-12 node 1.454841909437964E-14 -5.822335647157742E-14 3.525258473810137E-10 2.006911661959462E-8 -1.992823962851973E-8 1.005826183052768E-10 peri 1.626692952785197E-13 -5.830324912936995E-13 1.577860526082492E-9 -1.992823962851973E-8 2.03961511637382E-8 -1.022465027170491E-10 i -4.435452044239181E-15 1.354528339198168E-14 -6.992332862090091E-12 1.005826183052768E-10 -1.022465027170491E-10 1.972727954076314E-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 17.7   n/a MPO456353   487969 (2015 TA301)          Discovered 2008-Oct-21 by Spacewatch at Kitt Peak Reference: Last Updated: 2017-03-14 Alternate Designations  2015 TA301 = 2014 FL34  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Mar-02 18:37 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin