+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   357256 (2002 PN194) Classification: Main-belt Asteroid          SPK-ID: 2357256 [ 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 11 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1105827898290546 6.3711e-08   a 2.597703743370789 1.8868e-08 au q 2.310442416279469 1.6558e-07 au i 3.817064310635195 6.8135e-06 deg node 89.51413349626276 0.00012347 deg peri 248.9919092340868 0.00013046 deg M 82.69742995041422 3.9698e-05 deg tp 2458649.204675826662 (2019-Jun-14.70467583) 0.00016866 TDB period 1529.265380777026 4.19 1.6662e-05 4.562e-08 d yr n .2354071468073661 2.5648e-09 deg/d Q 2.88496507046211 2.0955e-08 au   Orbit Determination Parameters    # obs. used (total)      126      data-arc span      7259 days (19.87 yr)      first obs. used      2000-01-13      last obs. used      2019-11-28      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .62063      source      ORB      producer      Otto Matic      solution date      2019-Dec-04 23:21:10   Additional Information  Earth MOID = 1.30457 au   Jupiter MOID = 2.45478 au   T_jup = 3.404  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 17.1   n/a MPO450330   357256 (2002 PN194)          Discovered 2002-Aug-11 by NEAT at Palomar Reference: 20130327/Numbers.arc Last Updated: 2013-03-29 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Jul-05 20:54 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin