+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   102513 (1999 TE303) Classification: Main-belt Asteroid          SPK-ID: 2102513 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1991280517083335 4.0533e-08   a 2.344925551309419 1.3319e-08 au q 1.877985094876085 9.7304e-08 au i 1.393478661003489 4.6301e-06 deg node 52.33257805575874 0.00020183 deg peri 199.8295480058621 0.00020227 deg M 63.195086616641 1.6205e-05 deg tp 2458970.264213928536 (2020-Apr-30.76421393) 5.8174e-05 TDB period 1311.571633543757 3.59 1.1175e-05 3.06e-08 d yr n .2744798612541733 2.3386e-09 deg/d Q 2.811866007742754 1.5971e-08 au   Orbit Determination Parameters    # obs. used (total)      439      data-arc span      9642 days (26.40 yr)      first obs. used      1994-01-05      last obs. used      2020-05-30      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .55795      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 15:42:20   Additional Information  Earth MOID = .862086 au   Jupiter MOID = 2.23074 au   T_jup = 3.534  [ hide covariance matrix ] Orbital Elements at Epoch 2456646.5 (2013-Dec-20.0) TDB Reference: JPL 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1994591660527403 4.0518e-08   q 1.876782034532633 9.7129e-08 au tp 2456347.296327014721 (2013-Feb-23.79632701) 5.2617e-05 TDB node 52.36918445056195 0.00020166 deg peri 199.8584222515365 0.00020209 deg i 1.394270154420057 4.6311e-06 deg   Orbit Determination Parameters    # obs. used (total)      439      data-arc span      9642 days (26.40 yr)      first obs. used      1994-01-05      last obs. used      2020-05-30      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .55795      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 15:42:20   Additional Information  Jupiter MOID = 2.23074 au   T_jup = 3.534  Orbit Covariance (6×6)   e q tp node peri i e 1.641727121847102E-15 -3.912887469155024E-15 -7.154549295806218E-13 -7.841123693026399E-15 -1.387051510321757E-13 -4.295428131781696E-16 q -3.912887469155024E-15 9.433954230879881E-15 1.701153397196905E-12 1.966685760828562E-14 3.358409759656767E-13 1.06629908616761E-15 tp -7.154549295806218E-13 1.701153397196905E-12 2.768526040960392E-9 1.17151186026828E-11 7.192279728222104E-10 1.038039486591551E-12 node -7.841123693026399E-15 1.966685760828562E-14 1.17151186026828E-11 4.066608000826955E-8 -4.065068271608318E-8 -2.468216594039351E-10 peri -1.387051510321757E-13 3.358409759656767E-13 7.192279728222104E-10 -4.065068271608318E-8 4.08410193419493E-8 2.470210920322189E-10 i -4.295428131781696E-16 1.06629908616761E-15 1.038039486591551E-12 -2.468216594039351E-10 2.470210920322189E-10 2.144678034909681E-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 16.79   n/a E2021B55   102513 (1999 TE303)          Discovered 1999-Oct-04 by Spacewatch at Kitt Peak Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 Alternate Designations  1999 TE303 = 1994 AS5 = 1998 GF12  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-15 15:26 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin