+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   249051 (2007 TM129) Classification: Main-belt Asteroid          SPK-ID: 2249051 [ 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 .1739353865292158 4.116e-08   a 2.227480490151506 8.4037e-09 au q 1.840042810110717 9.2504e-08 au i 3.249504386902221 4.8496e-06 deg node 221.3731668867758 7.8476e-05 deg peri 130.3931401217008 7.9707e-05 deg M 320.4880591165536 1.3655e-05 deg tp 2459133.773914145477 (2020-Oct-11.27391415) 4.6212e-05 TDB period 1214.281253201417 3.32 6.8717e-06 1.881e-08 d yr n .2964716774230604 1.6778e-09 deg/d Q 2.614918170192296 9.8654e-09 au   Orbit Determination Parameters    # obs. used (total)      364      data-arc span      8308 days (22.75 yr)      first obs. used      1997-10-31      last obs. used      2020-07-30      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .6035      source      ORB      producer      Otto Matic      solution date      2020-Aug-25 17:01:00   Additional Information  Earth MOID = .836629 au   Jupiter MOID = 2.82186 au   T_jup = 3.623  [ hide covariance matrix ] Orbital Elements at Epoch 2457068.5 (2015-Feb-15.0) TDB Reference: JPL 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1733580120569773 4.1014e-08   q 1.841406343078256 9.2074e-08 au tp 2456705.517511265644 (2014-Feb-17.01751127) 4.5891e-05 TDB node 221.5013379886668 7.8551e-05 deg peri 130.2716179882491 7.9795e-05 deg i 3.24698185885679 4.8485e-06 deg   Orbit Determination Parameters    # obs. used (total)      364      data-arc span      8308 days (22.75 yr)      first obs. used      1997-10-31      last obs. used      2020-07-30      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .6035      source      ORB      producer      Otto Matic      solution date      2020-Aug-25 17:01:00   Additional Information  Jupiter MOID = 2.82186 au   T_jup = 3.623  Orbit Covariance (6×6)   e q tp node peri i e 1.682176896768928E-15 -3.765746234142457E-15 9.83467100732829E-14 1.182364521923653E-15 -2.109629966970929E-14 -2.623775376892115E-15 q -3.765746234142457E-15 8.477550921899856E-15 -2.462283924201627E-13 -2.403108737172752E-15 4.268347868154231E-14 5.776900948363709E-15 tp 9.83467100732829E-14 -2.462283924201627E-13 2.105978774287177E-9 1.796764243300566E-11 6.570027697315986E-10 -2.080304710038536E-13 node 1.182364521923653E-15 -2.403108737172752E-15 1.796764243300566E-11 6.17024497581572E-9 -6.154031608932104E-9 3.936673950807565E-11 peri -2.109629966970929E-14 4.268347868154231E-14 6.570027697315986E-10 -6.154031608932104E-9 6.367202062168883E-9 -3.927540604222165E-11 i -2.623775376892115E-15 5.776900948363709E-15 -2.080304710038536E-13 3.936673950807565E-11 -3.927540604222165E-11 2.350768363615325E-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 17.2   n/a MPO433632   249051 (2007 TM129)          Discovered 2007-Oct-06 by Spacewatch at Kitt Peak Reference: 20100824/Numbers.arc Last Updated: 2010-08-27 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Sep-18 14:59 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin