+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   78063 (2002 KY8) Classification: Main-belt Asteroid          SPK-ID: 2078063 [ 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 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1331726756933733 4.4524e-08   a 2.229550269019438 9.0098e-09 au q 1.93263509410124 1.0154e-07 au i 9.174905870416776 3.8809e-06 deg node 92.21263449842051 2.9276e-05 deg peri 258.0984602833612 3.2579e-05 deg M 53.45808993120098 1.4902e-05 deg tp 2458819.934295605714 (2019-Dec-02.43429561) 5.0119e-05 TDB period 1215.974114780394 3.33 7.3708e-06 2.018e-08 d yr n .2960589338408873 1.7946e-09 deg/d Q 2.526465443937637 1.021e-08 au   Orbit Determination Parameters    # obs. used (total)      640      data-arc span      7775 days (21.29 yr)      first obs. used      1999-07-14      last obs. used      2020-10-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58153      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 21:28:23   Additional Information  Earth MOID = .950517 au   Jupiter MOID = 2.87946 au   T_jup = 3.615  [ hide covariance matrix ] Orbital Elements at Epoch 2457325.5 (2015-Oct-30.0) TDB Reference: JPL 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1340278850584613 4.4567e-08   q 1.930431706878257 1.0172e-07 au tp 2457604.327372666856 (2016-Aug-03.82737267) 4.887e-05 TDB node 92.23578440675409 2.9298e-05 deg peri 258.2240094810428 3.2549e-05 deg i 9.172570450435742 3.8796e-06 deg   Orbit Determination Parameters    # obs. used (total)      640      data-arc span      7775 days (21.29 yr)      first obs. used      1999-07-14      last obs. used      2020-10-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58153      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 21:28:23   Additional Information  Jupiter MOID = 2.87946 au   T_jup = 3.615  Orbit Covariance (6×6)   e q tp node peri i e 1.9861779935106E-15 -4.520862938840145E-15 4.692637513521738E-14 1.085152494172993E-14 3.790344441420061E-14 -4.004196571247593E-16 q -4.520862938840145E-15 1.034741403222149E-14 -9.021564287354326E-14 -2.614621784968769E-14 -8.668803257444358E-14 1.240992247653329E-15 tp 4.692637513521738E-14 -9.021564287354326E-14 2.388307441367407E-9 -8.703757466157953E-12 7.137089924633502E-10 4.92631425315839E-13 node 1.085152494172993E-14 -2.614621784968769E-14 -8.703757466157953E-12 8.583988827697437E-10 -8.49267131833206E-10 2.051677487119797E-12 peri 3.790344441420061E-14 -8.668803257444358E-14 7.137089924633502E-10 -8.49267131833206E-10 1.059418551871604E-9 -1.94253484306136E-12 i -4.004196571247593E-16 1.240992247653329E-15 4.92631425315839E-13 2.051677487119797E-12 -1.94253484306136E-12 1.505167784575355E-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 16.1   n/a MPO439580   78063 (2002 KY8)          Discovered 2002-May-29 by NEAT at Haleakala Reference: 20040415/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  2002 KY8 = 1999 NS21  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-15 21:56 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin