+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   86408 (2000 AC185) Classification: Main-belt Asteroid          SPK-ID: 2086408 [ 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 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .09066512408593436 3.2943e-08   a 2.224236779217184 8.4472e-09 au q 2.022576075632959 7.4306e-08 au i 6.151091464941826 3.8154e-06 deg node 184.1897286518875 2.9708e-05 deg peri 329.6286754698761 3.6464e-05 deg M 23.14479062829685 1.9624e-05 deg tp 2458922.603004127279 (2020-Mar-14.10300413) 6.6137e-05 TDB period 1211.629820487298 3.32 6.9023e-06 1.89e-08 d yr n .2971204520661382 1.6926e-09 deg/d Q 2.425897482801409 9.2131e-09 au   Orbit Determination Parameters    # obs. used (total)      799      data-arc span      8945 days (24.49 yr)      first obs. used      1995-10-26      last obs. used      2020-04-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5374      source      ORB      producer      Otto Matic      solution date      2020-May-20 15:46:42   Additional Information  Earth MOID = 1.0344 au   Jupiter MOID = 2.55911 au   T_jup = 3.634  [ hide covariance matrix ] Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB Reference: JPL 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .09070569523407528 3.3074e-08   q 2.022512567982196 7.4621e-08 au tp 2457712.072355669013 (2016-Nov-19.57235567) 6.764e-05 TDB node 184.204335328463 2.9699e-05 deg peri 329.9994150367713 3.6404e-05 deg i 6.151507614476396 3.8162e-06 deg   Orbit Determination Parameters    # obs. used (total)      799      data-arc span      8945 days (24.49 yr)      first obs. used      1995-10-26      last obs. used      2020-04-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5374      source      ORB      producer      Otto Matic      solution date      2020-May-20 15:46:42   Additional Information  Jupiter MOID = 2.55911 au   T_jup = 3.634  Orbit Covariance (6×6)   e q tp node peri i e 1.093903208393975E-15 -2.455004166119395E-15 5.573230109516628E-13 -9.906417659053885E-15 1.947242758145693E-13 -1.800034403611998E-15 q -2.455004166119395E-15 5.56828775598785E-15 -1.400715755420264E-12 2.182965923260067E-14 -4.867362120502312E-13 4.033529992962991E-15 tp 5.573230109516628E-13 -1.400715755420264E-12 4.575200614960533E-9 -5.40940120061013E-12 1.430778027844892E-9 -1.128189944259961E-12 node -9.906417659053885E-15 2.182965923260067E-14 -5.40940120061013E-12 8.820595937419342E-10 -8.782660205116043E-10 1.910614977862653E-12 peri 1.947242758145693E-13 -4.867362120502312E-13 1.430778027844892E-9 -8.782660205116043E-10 1.325243636156782E-9 -2.263081214270243E-12 i -1.800034403611998E-15 4.033529992962991E-15 -1.128189944259961E-12 1.910614977862653E-12 -2.263081214270243E-12 1.456334540395589E-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 16.4   n/a MPO453295   86408 (2000 AC185)          Discovered 2000-Jan-07 by LINEAR at Socorro Reference: 20040830/Numbers.arc Last Updated: 2004-09-06 [ show close-approach data ] Alternate Designations  2000 AC185 = 1997 EG53  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Oct-27 01:20 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin