+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   344236 (2001 SC127) Classification: Mars-crossing Asteroid          SPK-ID: 2344236 [ 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 5 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .3164033796712311 8.3587e-08   a 2.374310256384348 1.4193e-08 au q 1.623070466876273 2.0354e-07 au i 5.701058343448872 6.0139e-06 deg node 186.0995607932421 8.0149e-05 deg peri 138.4209213505251 9.3179e-05 deg M 54.50638981893263 3.0496e-05 deg tp 2458798.175001051440 (2019-Nov-10.67500105) 0.00011249 TDB period 1336.302034742024 3.66 1.1982e-05 3.28e-08 d yr n .269400173494085 2.4157e-09 deg/d Q 3.125550045892423 1.8684e-08 au   Orbit Determination Parameters    # obs. used (total)      108      data-arc span      6576 days (18.00 yr)      first obs. used      2001-08-22      last obs. used      2019-08-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61325      source      ORB      producer      Otto Matic      solution date      2019-Sep-24 06:29:24   Additional Information  Earth MOID = .617041 au   Jupiter MOID = 2.25582 au   T_jup = 3.467  [ hide covariance matrix ] Orbital Elements at Epoch 2457835.5 (2017-Mar-23.0) TDB Reference: JPL 5 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .3167245118300516 8.4213e-08   q 1.622011570547459 2.0547e-07 au tp 2457462.714084716197 (2016-Mar-15.21408472) 0.00010893 TDB node 186.1242131699911 8.0108e-05 deg peri 138.5261346311774 9.3143e-05 deg i 5.703019037812173 6.0174e-06 deg   Orbit Determination Parameters    # obs. used (total)      108      data-arc span      6576 days (18.00 yr)      first obs. used      2001-08-22      last obs. used      2019-08-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61325      source      ORB      producer      Otto Matic      solution date      2019-Sep-24 06:29:24   Additional Information  Jupiter MOID = 2.25582 au   T_jup = 3.467  Orbit Covariance (6×6)   e q tp node peri i e 7.09181859896146E-15 -1.729000727692408E-14 4.707762412328114E-12 -8.894521030590464E-14 2.476803611169117E-12 1.933171729431793E-14 q -1.729000727692408E-14 4.22185591029136E-14 -1.095268189978813E-11 2.251038098862931E-13 -5.837913824730192E-12 -4.008605883844883E-14 tp 4.707762412328114E-12 -1.095268189978813E-11 1.186552659110132E-8 -1.149977621235811E-10 5.197479269047733E-9 1.044216041056984E-10 node -8.894521030590464E-14 2.251038098862931E-13 -1.149977621235811E-10 6.417220255705599E-9 -6.434314436056775E-9 1.982015682354354E-10 peri 2.476803611169117E-12 -5.837913824730192E-12 5.197479269047733E-9 -6.434314436056775E-9 8.675569340085356E-9 -1.542980018087361E-10 i 1.933171729431793E-14 -4.008605883844883E-14 1.044216041056984E-10 1.982015682354354E-10 -1.542980018087361E-10 3.620937914993363E-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 18.4   n/a MPO494801   344236 (2001 SC127)          Discovered 2001-Aug-22 by Spacewatch at Kitt Peak Reference: 20121128/Numbers.arc Last Updated: 2012-12-03 [ show close-approach data ] Alternate Designations  2001 SC127 = 2012 SE35  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Sep-22 18:58 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin