+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   357300 (2002 VK143) Classification: Main-belt Asteroid          SPK-ID: 2357300 [ 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 11 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .112099089307566 7.2316e-08   a 2.741070490290765 2.6148e-08 au q 2.433798984601327 2.0362e-07 au i 6.032856743662147 6.7741e-06 deg node 56.87938148314763 7.1437e-05 deg peri 345.4055045231663 7.8169e-05 deg M 313.9501248281467 3.4278e-05 deg tp 2459212.533601246963 (2020-Dec-29.03360125) 0.00015886 TDB period 1657.596164246777 4.54 2.3718e-05 6.494e-08 d yr n .2171819697493005 3.1076e-09 deg/d Q 3.048341995980203 2.9079e-08 au   Orbit Determination Parameters    # obs. used (total)      146      data-arc span      6591 days (18.05 yr)      first obs. used      2002-10-31      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .60706      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 01:00:49   Additional Information  Earth MOID = 1.44312 au   Jupiter MOID = 2.33066 au   T_jup = 3.333  [ hide covariance matrix ] Orbital Elements at Epoch 2457284.5 (2015-Sep-19.0) TDB Reference: JPL 11 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1143025603554871 7.3501e-08   q 2.428312172188367 2.0773e-07 au tp 2457547.319654392069 (2016-Jun-07.81965439) 0.00014642 TDB node 56.93248365305271 7.1311e-05 deg peri 344.0416010350581 7.7639e-05 deg i 6.040295078913031 6.7873e-06 deg   Orbit Determination Parameters    # obs. used (total)      146      data-arc span      6591 days (18.05 yr)      first obs. used      2002-10-31      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .60706      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 01:00:49   Additional Information  Jupiter MOID = 2.33066 au   T_jup = 3.333  Orbit Covariance (6×6)   e q tp node peri i e 5.402373688403662E-15 -1.51770221433156E-14 -5.012649659561204E-12 3.474883664454901E-14 -9.73466679241414E-13 -5.554697233144618E-15 q -1.51770221433156E-14 4.315324914607935E-14 1.457381982149602E-11 -1.013799941060212E-13 2.82006284199828E-12 1.658900262507107E-14 tp -5.012649659561204E-12 1.457381982149602E-11 2.144013655465748E-8 -9.575572345474336E-11 4.568480584290449E-9 1.643775422066954E-11 node 3.474883664454901E-14 -1.013799941060212E-13 -9.575572345474336E-11 5.085293296429391E-9 -5.076556974026209E-9 -1.656564991981534E-10 peri -9.73466679241414E-13 2.82006284199828E-12 4.568480584290449E-9 -5.076556974026209E-9 6.027746901300357E-9 1.681820409477614E-10 i -5.554697233144618E-15 1.658900262507107E-14 1.643775422066954E-11 -1.656564991981534E-10 1.681820409477614E-10 4.606775028608742E-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 16.7   n/a MPO440600   357300 (2002 VK143)          Discovered 2002-Nov-13 by Spacewatch at Kitt Peak Reference: 20130327/Numbers.arc Last Updated: 2013-03-29 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-22 23:24 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin