+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   79767 (1998 UZ4) Classification: Main-belt Asteroid          SPK-ID: 2079767 [ 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 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .139928105848707 4.5057e-08   a 2.479325962565512 9.1416e-09 au q 2.132398576842197 1.0996e-07 au i 3.638985602930805 5.4021e-06 deg node 78.19139852642876 5.8352e-05 deg peri 34.66993646510728 6.0443e-05 deg M 125.9006949026404 1.5574e-05 deg tp 2458501.817077950691 (2019-Jan-18.31707795) 6.1145e-05 TDB period 1425.932176757082 3.90 7.8864e-06 2.159e-08 d yr n .2524664257305197 1.3963e-09 deg/d Q 2.826253348288826 1.0421e-08 au   Orbit Determination Parameters    # obs. used (total)      841      data-arc span      8000 days (21.90 yr)      first obs. used      1998-09-21      last obs. used      2020-08-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .54132      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 21:22:06   Additional Information  Earth MOID = 1.15016 au   Jupiter MOID = 2.27314 au   T_jup = 3.463  [ hide covariance matrix ] Orbital Elements at Epoch 2456901.5 (2014-Sep-01.0) TDB Reference: JPL 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1404383770117035 4.5093e-08   q 2.130487716296602 1.1014e-07 au tp 2457077.621517335191 (2015-Feb-24.12151734) 6.009e-05 TDB node 78.22533203288086 5.8336e-05 deg peri 34.96543870481546 6.0416e-05 deg i 3.639933943448068 5.4035e-06 deg   Orbit Determination Parameters    # obs. used (total)      841      data-arc span      8000 days (21.90 yr)      first obs. used      1998-09-21      last obs. used      2020-08-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .54132      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 21:22:06   Additional Information  Jupiter MOID = 2.27314 au   T_jup = 3.463  Orbit Covariance (6×6)   e q tp node peri i e 2.033394686327694E-15 -4.954691426236017E-15 -9.353035655461876E-13 7.979254034750883E-15 -2.549208670235553E-13 1.288533593341583E-16 q -4.954691426236017E-15 1.213189251766699E-14 2.33191144858791E-12 -1.983241362780454E-14 6.306626840659986E-13 -6.396112614318868E-17 tp -9.353035655461876E-13 2.33191144858791E-12 3.610864722985767E-9 -9.511970627848341E-12 9.537167500685711E-10 9.34142461623305E-13 node 7.979254034750883E-15 -1.983241362780454E-14 -9.511970627848341E-12 3.403127143211005E-9 -3.398151825336629E-9 1.477638425105067E-11 peri -2.549208670235553E-13 6.306626840659986E-13 9.537167500685711E-10 -3.398151825336629E-9 3.650142699001122E-9 -1.451464300044931E-11 i 1.288533593341583E-16 -6.396112614318868E-17 9.34142461623305E-13 1.477638425105067E-11 -1.451464300044931E-11 2.919762154911128E-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 15.55   n/a E2021B10   79767 (1998 UZ4)          Discovered 1998-Oct-22 by ODAS at Caussols Reference: 20040504/Numbers.arc Last Updated: 2004-07-16 [ show close-approach data ] Alternate Designations  1998 UZ4 = 2000 GY111  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-01 23:09 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin