+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   215826 (2005 AN43) Classification: Main-belt Asteroid          SPK-ID: 2215826 [ 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 10 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1480095428038214 4.8754e-08   a 2.288603811651264 1.4085e-08 au q 1.949868607829677 1.09e-07 au i .9482184047707904 5.2404e-06 deg node 128.292171524453 0.00026304 deg peri 19.36534808263303 0.00026359 deg M 140.3970326055318 1.912e-05 deg tp 2458507.315089729844 (2019-Jan-23.81508973) 6.4252e-05 TDB period 1264.6034207582 3.46 1.1675e-05 3.196e-08 d yr n .2846742259989776 2.6281e-09 deg/d Q 2.627339015472851 1.617e-08 au   Orbit Determination Parameters    # obs. used (total)      269      data-arc span      6741 days (18.46 yr)      first obs. used      2002-02-12      last obs. used      2020-07-28      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58928      source      ORB      producer      Otto Matic      solution date      2020-Aug-25 15:13:06   Additional Information  Earth MOID = .961475 au   Jupiter MOID = 2.37332 au   T_jup = 3.585  [ hide covariance matrix ] Orbital Elements at Epoch 2457213.5 (2015-Jul-10.0) TDB Reference: JPL 10 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1483470641244764 4.8612e-08   q 1.948364634462689 1.0871e-07 au tp 2457242.890203244113 (2015-Aug-08.39020324) 5.7555e-05 TDB node 128.2978808639818 0.00026336 deg peri 19.15746140598925 0.0002639 deg i .9475614455249465 5.2389e-06 deg   Orbit Determination Parameters    # obs. used (total)      269      data-arc span      6741 days (18.46 yr)      first obs. used      2002-02-12      last obs. used      2020-07-28      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58928      source      ORB      producer      Otto Matic      solution date      2020-Aug-25 15:13:06   Additional Information  Jupiter MOID = 2.37332 au   T_jup = 3.585  Orbit Covariance (6×6)   e q tp node peri i e 2.363092120782034E-15 -5.254801875383781E-15 5.213393307882222E-13 1.22651089826671E-14 1.679408968646947E-13 2.617151492812741E-16 q -5.254801875383781E-15 1.181750790000632E-14 -8.501327671788851E-13 -2.809140621444565E-14 -2.881178273885391E-13 -5.021657803122556E-16 tp 5.213393307882222E-13 -8.501327671788851E-13 3.312579480660397E-9 -1.649139441503768E-12 9.829064115413233E-10 5.15473811150194E-13 node 1.22651089826671E-14 -2.809140621444565E-14 -1.649139441503768E-12 6.936069680862308E-8 -6.935158600704173E-8 1.138649978533996E-10 peri 1.679408968646947E-13 -2.881178273885391E-13 9.829064115413233E-10 -6.935158600704173E-8 6.964545178048614E-8 -1.137013477153938E-10 i 2.617151492812741E-16 -5.021657803122556E-16 5.15473811150194E-13 1.138649978533996E-10 -1.137013477153938E-10 2.744619223536569E-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 17.6   n/a MPO418156   215826 (2005 AN43)          Discovered 2005-Jan-15 by LINEAR at Socorro Reference: 20090607/Numbers.arc Last Updated: 2009-06-08 [ show close-approach data ] Alternate Designations  2005 AN43 = 2007 TJ65  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Sep-24 22:10 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin