+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   14516 (1996 HM11) Classification: Main-belt Asteroid          SPK-ID: 2014516 [ 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 32 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06601537840472707 3.6294e-08   a 2.615929525879471 1.1507e-08 au q 2.44323794834844 9.598e-08 au i 3.701138429896123 4.3601e-06 deg node 191.4692080888964 5.142e-05 deg peri 126.7696546337744 5.9457e-05 deg M 158.6075109557715 2.8833e-05 deg tp 2458319.638565484799 (2018-Jul-20.13856548) 0.00012431 TDB period 1545.387825257675 4.23 1.0197e-05 2.792e-08 d yr n .2329512334161002 1.5371e-09 deg/d Q 2.788621103410503 1.2267e-08 au   Orbit Determination Parameters    # obs. used (total)      1594      data-arc span      16101 days (44.08 yr)      first obs. used      1976-09-29      last obs. used      2020-10-29      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .50435      source      ORB      producer      Otto Matic      solution date      2020-Nov-13 02:39:27   Additional Information  Earth MOID = 1.43234 au   Jupiter MOID = 2.38973 au   T_jup = 3.401  [ 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 14.4   n/a MPO319266   diameter diameter 3.393 km 1.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.385   0.232 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   14516 (1996 HM11)          Discovered 1996-Apr-17 by Elst, E. W. at La Silla Reference: 20000418/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1996 HM11 = 1976 SB9 = 1992 LJ3 = 1993 TS43  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-28 12:26 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin