+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   214239 (2005 ET182) Classification: Main-belt Asteroid          SPK-ID: 2214239 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1361430073373856 6.5289e-08   a 2.444390267549454 1.8447e-08 au q 2.111603625419035 1.6904e-07 au i 2.426906161919562 5.2689e-06 deg node 59.88565094238688 0.00013605 deg peri 155.0171472273136 0.00013793 deg M 321.6201988876288 2.5649e-05 deg tp 2459149.317657721858 (2020-Oct-26.81765772) 0.00010039 TDB period 1395.899802164426 3.82 1.5801e-05 4.326e-08 d yr n .2578981667894777 2.9194e-09 deg/d Q 2.777176909679873 2.0958e-08 au   Orbit Determination Parameters    # obs. used (total)      292      data-arc span      6468 days (17.71 yr)      first obs. used      2002-08-13      last obs. used      2020-04-28      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .59116      source      ORB      producer      Otto Matic      solution date      2020-May-21 09:04:39   Additional Information  Earth MOID = 1.10511 au   Jupiter MOID = 2.1885 au   T_jup = 3.486  [ hide covariance matrix ] Orbital Elements at Epoch 2457337.5 (2015-Nov-11.0) TDB Reference: JPL 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1369177242301064 6.5175e-08   q 2.10929323277218 1.6878e-07 au tp 2457753.282997439005 (2016-Dec-30.78299744) 9.22e-05 TDB node 59.90269511995761 0.00013607 deg peri 155.0676768519265 0.00013794 deg i 2.427253000547253 5.2682e-06 deg   Orbit Determination Parameters    # obs. used (total)      292      data-arc span      6468 days (17.71 yr)      first obs. used      2002-08-13      last obs. used      2020-04-28      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .59116      source      ORB      producer      Otto Matic      solution date      2020-May-21 09:04:39   Additional Information  Jupiter MOID = 2.1885 au   T_jup = 3.486  Orbit Covariance (6×6)   e q tp node peri i e 4.247767338821247E-15 -1.096693857283571E-14 -2.068405060698372E-12 2.306532210975643E-14 -3.085489842600132E-13 -6.508377527077202E-16 q -1.096693857283571E-14 2.848639731212274E-14 5.695292947906625E-12 -6.020636746292158E-14 8.70176315825683E-13 2.064458786045353E-15 tp -2.068405060698372E-12 5.695292947906625E-12 8.50082375958713E-9 -7.026571872072409E-11 2.098657631702289E-9 3.938877375826893E-12 node 2.306532210975643E-14 -6.020636746292158E-14 -7.026571872072409E-11 1.851601448257006E-8 -1.851554612491654E-8 2.672498630400633E-11 peri -3.085489842600132E-13 8.70176315825683E-13 2.098657631702289E-9 -1.851554612491654E-8 1.902822348003315E-8 -2.574724941150862E-11 i -6.508377527077202E-16 2.064458786045353E-15 3.938877375826893E-12 2.672498630400633E-11 -2.574724941150862E-11 2.7753819970694E-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 16.9   n/a MPO314591   214239 (2005 ET182)          Discovered 2005-Mar-09 by LINEAR at Socorro Reference: 20090509/Numbers.arc Last Updated: 2009-05-11 [ show close-approach data ] Alternate Designations  2005 ET182 = 2002 PY80  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-18 15:14 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin