+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   212816 (2007 TM436) Classification: Main-belt Asteroid          SPK-ID: 2212816 [ 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 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .02191278115137212 4.9718e-08   a 2.668182150784009 2.2509e-08 au q 2.609714859241882 1.3675e-07 au i 3.236829276718359 4.4815e-06 deg node 112.9231093096628 9.2818e-05 deg peri 70.79484430873623 0.00014924 deg M 155.0937007900506 0.00012015 deg tp 2458314.675023906779 (2018-Jul-15.17502391) 0.0005267 TDB period 1591.921465126315 4.36 2.0145e-05 5.515e-08 d yr n .2261418090567897 2.8617e-09 deg/d Q 2.726649442326137 2.3003e-08 au   Orbit Determination Parameters    # obs. used (total)      354      data-arc span      6696 days (18.33 yr)      first obs. used      2002-07-18      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55827      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 23:49:26   Additional Information  Earth MOID = 1.61246 au   Jupiter MOID = 2.23186 au   T_jup = 3.380  [ hide covariance matrix ] Orbital Elements at Epoch 2457609.5 (2016-Aug-09.0) TDB Reference: JPL 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .0199908374615854 4.9851e-08   q 2.615856214780601 1.3665e-07 au tp 2458315.602909527165 (2018-Jul-16.10290953) 0.00057404 TDB node 112.9615520616598 9.2966e-05 deg peri 71.11738733714257 0.00015778 deg i 3.234379671724614 4.4758e-06 deg   Orbit Determination Parameters    # obs. used (total)      354      data-arc span      6696 days (18.33 yr)      first obs. used      2002-07-18      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55827      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 23:49:26   Additional Information  Jupiter MOID = 2.23186 au   T_jup = 3.380  Orbit Covariance (6×6)   e q tp node peri i e 2.485104275843219E-15 -6.7245707023747E-15 -2.597196107199387E-12 5.696886306957748E-15 -5.880292534069528E-13 8.473638326035831E-16 q -6.7245707023747E-15 1.867453184668611E-14 1.34933982917209E-11 -1.471660189184906E-14 2.990116638296233E-12 -1.935857911909498E-15 tp -2.597196107199387E-12 1.34933982917209E-11 3.295223313103085E-7 -9.312163443127851E-11 7.320811911586377E-8 6.789126293556305E-12 node 5.696886306957748E-15 -1.471660189184906E-14 -9.312163443127851E-11 8.642752338692025E-9 -8.649617131323186E-9 8.96343549131474E-11 peri -5.880292534069528E-13 2.990116638296233E-12 7.320811911586377E-8 -8.649617131323186E-9 2.489438784066474E-8 -8.800758607436916E-11 i 8.473638326035831E-16 -1.935857911909498E-15 6.789126293556305E-12 8.96343549131474E-11 -8.800758607436916E-11 2.00330248421558E-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 16.2   n/a MPO437021   212816 (2007 TM436)          Discovered 2007-Oct-07 by LONEOS at Anderson Mesa Reference: 20090409/Numbers.arc Last Updated: 2009-04-10 [ show close-approach data ] Alternate Designations  2007 TM436 = 2008 YE100  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-20 08:05 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin