+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   226094 (2002 OS15) Classification: Main-belt Asteroid          SPK-ID: 2226094 [ 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 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .03854743707129223 5.8578e-08   a 3.159820486358281 3.262e-08 au q 3.038017505003805 1.793e-07 au i 13.77903014357029 6.2218e-06 deg node 267.4702801349679 3.3525e-05 deg peri 343.9894961382763 0.00011755 deg M 126.1847232474801 0.00011448 deg tp 2458281.388355414347 (2018-Jun-11.88835541) 0.00065088 TDB period 2051.596939695351 5.62 3.1769e-05 8.698e-08 d yr n .1754730634631663 2.7172e-09 deg/d Q 3.281623467712756 3.3877e-08 au   Orbit Determination Parameters    # obs. used (total)      236      data-arc span      6588 days (18.04 yr)      first obs. used      2002-07-18      last obs. used      2020-07-31      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .59061      source      ORB      producer      Otto Matic      solution date      2020-Aug-25 15:59:24   Additional Information  Earth MOID = 2.02469 au   Jupiter MOID = 1.81264 au   T_jup = 3.159  [ hide covariance matrix ] Orbital Elements at Epoch 2457464.5 (2016-Mar-17.0) TDB Reference: JPL 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .04046479944183405 5.9285e-08   q 3.032107382322694 1.8251e-07 au tp 2458300.567851540346 (2018-Jul-01.06785154) 0.00061534 TDB node 267.6203714859698 3.3596e-05 deg peri 347.488620764252 0.00011196 deg i 13.75858125756379 6.2196e-06 deg   Orbit Determination Parameters    # obs. used (total)      236      data-arc span      6588 days (18.04 yr)      first obs. used      2002-07-18      last obs. used      2020-07-31      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .59061      source      ORB      producer      Otto Matic      solution date      2020-Aug-25 15:59:24   Additional Information  Jupiter MOID = 1.81264 au   T_jup = 3.159  Orbit Covariance (6×6)   e q tp node peri i e 3.514751789369089E-15 -1.066984711988728E-14 1.233057736734189E-11 2.19788731597058E-14 1.929521428243398E-12 -4.615327397544172E-15 q -1.066984711988728E-14 3.330976805052826E-14 -3.7259045720709E-11 -5.885345703469724E-14 -5.905526648110024E-12 1.754837358325696E-14 tp 1.233057736734189E-11 -3.7259045720709E-11 3.786446531216974E-7 4.316366723693149E-10 6.578468747556184E-8 -9.335234661928772E-11 node 2.19788731597058E-14 -5.885345703469724E-14 4.316366723693149E-10 1.128694695371379E-9 -1.022672853119798E-9 9.688280417973033E-11 peri 1.929521428243398E-12 -5.905526648110024E-12 6.578468747556184E-8 -1.022672853119798E-9 1.253560153846256E-8 -1.108580181442794E-10 i -4.615327397544172E-15 1.754837358325696E-14 -9.335234661928772E-11 9.688280417973033E-11 -1.108580181442794E-10 3.868344649814374E-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 15.0   n/a MPO454623   226094 (2002 OS15)          Discovered 2002-Jul-18 by LINEAR at Socorro Reference: 20091202/Numbers.arc Last Updated: 2009-12-04 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Oct-25 18:30 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin