+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   152133 (2004 TN126) Classification: Outer Main-belt Asteroid          SPK-ID: 2152133 [ 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 26 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06782075534874953 3.9893e-08   a 3.952189479378037 4.8345e-08 au q 3.684149003605238 1.824e-07 au i 7.166531490078796 4.3033e-06 deg node 68.31457086284428 4.2244e-05 deg peri 6.999318563353584 6.1751e-05 deg M 322.7363120942455 4.4484e-05 deg tp 2459497.556046383262 (2021-Oct-10.05604638) 0.00035636 TDB period 2869.822680150237 7.86 5.2658e-05 1.442e-07 d yr n .1254432904478801 2.3017e-09 deg/d Q 4.220229955150837 5.1624e-08 au   Orbit Determination Parameters    # obs. used (total)      572      data-arc span      8886 days (24.33 yr)      first obs. used      1996-10-15      last obs. used      2021-02-12      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .4925      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 19:25:50   Additional Information  Earth MOID = 2.69884 au   Jupiter MOID = 1.0611 au   T_jup = 3.042  [ show covariance matrix ] [ 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 14.11   n/a E2021B55   diameter diameter 8.238 km 0.754 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)   geometric albedo albedo 0.079   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)   152133 (2004 TN126)          Discovered 2004-Oct-07 by LINEAR at Socorro Reference: 20070303/Numbers.arc Last Updated: 2007-03-07 [ show close-approach data ] Alternate Designations  2004 TN126 = 2005 WR15  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-17 21:48 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin