+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   226733 (2004 PC102) Classification: Main-belt Asteroid          SPK-ID: 2226733 [ 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 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .343628513699869 5.3372e-08   a 2.645691093209926 2.0972e-08 au q 1.736556195141218 1.3492e-07 au i 12.66695181864943 6.4464e-06 deg node 31.97246260726333 3.5759e-05 deg peri 237.7799562575795 3.8618e-05 deg M 266.0370509437041 1.8533e-05 deg tp 2459410.761976316717 (2021-Jul-15.26197632) 8.4891e-05 TDB period 1571.835632633563 4.30 1.869e-05 5.117e-08 d yr n .2290315809909659 2.7233e-09 deg/d Q 3.554825991278635 2.8179e-08 au   Orbit Determination Parameters    # obs. used (total)      253      data-arc span      7106 days (19.46 yr)      first obs. used      2000-10-07      last obs. used      2020-03-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .60676      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 02:31:02   Additional Information  Earth MOID = .759009 au   Jupiter MOID = 1.71965 au   T_jup = 3.273  [ hide covariance matrix ] Orbital Elements at Epoch 2457313.5 (2015-Oct-18.0) TDB Reference: JPL 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .3442017440036373 5.3399e-08   q 1.734696217420776 1.3506e-07 au tp 2457837.841184029751 (2017-Mar-25.34118403) 7.0191e-05 TDB node 32.04111183945791 3.5784e-05 deg peri 237.6757763793634 3.8647e-05 deg i 12.66509784887497 6.4447e-06 deg   Orbit Determination Parameters    # obs. used (total)      253      data-arc span      7106 days (19.46 yr)      first obs. used      2000-10-07      last obs. used      2020-03-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .60676      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 02:31:02   Additional Information  Jupiter MOID = 1.71965 au   T_jup = 3.273  Orbit Covariance (6×6)   e q tp node peri i e 2.851408047253568E-15 -7.184174234808764E-15 2.159522866751305E-12 -3.550787276516306E-14 5.079626244746467E-13 4.741594932194875E-15 q -7.184174234808764E-15 1.824207374244125E-14 -5.007295780733115E-12 9.013276324395875E-14 -1.20798855228683E-12 -1.193611164215945E-14 tp 2.159522866751305E-12 -5.007295780733115E-12 4.926730975862777E-9 -5.305974088649651E-11 1.109586047323135E-9 6.683033397248189E-12 node -3.550787276516306E-14 9.013276324395875E-14 -5.305974088649651E-11 1.280493412940001E-9 -1.260677866180809E-9 -1.044817172978362E-10 peri 5.079626244746467E-13 -1.20798855228683E-12 1.109586047323135E-9 -1.260677866180809E-9 1.49359328828556E-9 1.031708306618793E-10 i 4.741594932194875E-15 -1.193611164215945E-14 6.683033397248189E-12 -1.044817172978362E-10 1.031708306618793E-10 4.153459477756443E-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 16.3   n/a MPO433485   226733 (2004 PC102)          Discovered 2004-Aug-11 by Siding Spring Survey at Siding Spring 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 ] 2021-Jan-22 16:29 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin