+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   379611 (2011 CZ74) Classification: Main-belt Asteroid          SPK-ID: 2379611 [ 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 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06954566845920204 7.1607e-08   a 2.175628290413847 1.6845e-08 au q 2.024322766638265 1.6591e-07 au i 3.684087894540223 5.127e-06 deg node 345.7295200278003 0.00010114 deg peri 107.7758225339474 0.00011774 deg M 12.3791111113322 5.3555e-05 deg tp 2458960.194674449992 (2020-Apr-20.69467445) 0.00017439 TDB period 1172.129167232364 3.21 1.3613e-05 3.727e-08 d yr n .3071333860329006 3.5669e-09 deg/d Q 2.326933814189429 1.8016e-08 au   Orbit Determination Parameters    # obs. used (total)      249      data-arc span      5874 days (16.08 yr)      first obs. used      2003-11-20      last obs. used      2019-12-20      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52636      source      ORB      producer      Otto Matic      solution date      2020-Feb-26 03:12:17   Additional Information  Earth MOID = 1.04464 au   Jupiter MOID = 2.76165 au   T_jup = 3.679  [ hide covariance matrix ] Orbital Elements at Epoch 2457402.5 (2016-Jan-15.0) TDB Reference: JPL 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06894245140087286 7.135e-08   q 2.02568991142132 1.6524e-07 au tp 2457786.972739356621 (2017-Feb-02.47273936) 0.00017797 TDB node 345.7997518347183 0.00010104 deg peri 107.3872991987423 0.00011806 deg i 3.686090349184276 5.1296e-06 deg   Orbit Determination Parameters    # obs. used (total)      249      data-arc span      5874 days (16.08 yr)      first obs. used      2003-11-20      last obs. used      2019-12-20      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52636      source      ORB      producer      Otto Matic      solution date      2020-Feb-26 03:12:17   Additional Information  Jupiter MOID = 2.76165 au   T_jup = 3.679  Orbit Covariance (6×6)   e q tp node peri i e 5.090818650773826E-15 -1.175682626836704E-14 1.983227965888475E-12 -5.486495653812007E-14 9.391384389895916E-13 -1.076115910926973E-14 q -1.175682626836704E-14 2.730406860584689E-14 -4.637767857269618E-12 1.288665805621082E-13 -2.200564793608805E-12 2.529980032778789E-14 tp 1.983227965888475E-12 -4.637767857269618E-12 3.16745092209119E-8 -3.097898574899816E-10 1.08957108349271E-8 5.272987533646108E-12 node -5.486495653812007E-14 1.288665805621082E-13 -3.097898574899816E-10 1.020820945867012E-8 -1.029108005536468E-8 7.567051950322606E-11 peri 9.391384389895916E-13 -2.200564793608805E-12 1.08957108349271E-8 -1.029108005536468E-8 1.393884816118924E-8 -7.429953946374745E-11 i -1.076115910926973E-14 2.529980032778789E-14 5.272987533646108E-12 7.567051950322606E-11 -7.429953946374745E-11 2.631292425311962E-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 17.4   n/a MPO455732   379611 (2011 CZ74)          Discovered 2003-Nov-20 by LINEAR at Socorro Reference: Last Updated: 2013-11-20 Alternate Designations  2011 CZ74 = 2003 WO98  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-20 11:48 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin