+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   160671 (2000 AY237) Classification: Main-belt Asteroid          SPK-ID: 2160671 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2909045614518136 5.0896e-08   a 2.568357184907489 1.3835e-08 au q 1.821210364380361 1.3424e-07 au i 4.679857384605225 6.3156e-06 deg node 266.8435058194596 7.6773e-05 deg peri 109.6378485061964 7.9313e-05 deg M 66.64760338807994 2.2516e-05 deg tp 2458922.167708328627 (2020-Mar-13.66770833) 9.2131e-05 TDB period 1503.424277963086 4.12 1.2148e-05 3.326e-08 d yr n .2394533634163112 1.9348e-09 deg/d Q 3.315504005434617 1.786e-08 au   Orbit Determination Parameters    # obs. used (total)      389      data-arc span      9157 days (25.07 yr)      first obs. used      1995-12-24      last obs. used      2021-01-18      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52942      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 11:02:20   Additional Information  Earth MOID = .828087 au   Jupiter MOID = 2.18843 au   T_jup = 3.366  [ hide covariance matrix ] Orbital Elements at Epoch 2457172.5 (2015-May-30.0) TDB Reference: JPL 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2938121530782266 5.1213e-08   q 1.812181657573696 1.355e-07 au tp 2457417.778107800152 (2016-Jan-30.27810780) 7.9287e-05 TDB node 267.0302624021408 7.7083e-05 deg peri 109.189750619478 7.9471e-05 deg i 4.671022667413804 6.307e-06 deg   Orbit Determination Parameters    # obs. used (total)      389      data-arc span      9157 days (25.07 yr)      first obs. used      1995-12-24      last obs. used      2021-01-18      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52942      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 11:02:20   Additional Information  Jupiter MOID = 2.18843 au   T_jup = 3.366  Orbit Covariance (6×6)   e q tp node peri i e 2.622736612782224E-15 -6.922830586529604E-15 -2.29789279995167E-12 -6.944459424735131E-14 -5.824310279889985E-13 -8.007335237148125E-15 q -6.922830586529604E-15 1.835926873064822E-14 6.548395015792065E-12 1.881932093379699E-13 1.642778753915639E-12 2.167542399094199E-14 tp -2.29789279995167E-12 6.548395015792065E-12 6.286442246630169E-9 6.273604295038786E-11 1.573208448811086E-9 7.941123942873887E-12 node -6.944459424735131E-14 1.881932093379699E-13 6.273604295038786E-11 5.941798693593294E-9 -5.905511348667102E-9 2.376181595499068E-10 peri -5.824310279889985E-13 1.642778753915639E-12 1.573208448811086E-9 -5.905511348667102E-9 6.315709223905668E-9 -2.34776432329248E-10 i -8.007335237148125E-15 2.167542399094199E-14 7.941123942873887E-12 2.376181595499068E-10 -2.34776432329248E-10 3.977878347886536E-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 MPO506649   160671 (2000 AY237)          Discovered 2000-Jan-06 by LINEAR at Socorro Reference: 20070828/Numbers.arc Last Updated: 2007-08-30 [ show close-approach data ] Alternate Designations  2000 AY237 = 1995 YC24 = 1999 WT20  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-09 05:37 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin