+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   100027 Hannaharendt (1990 TR3) Classification: Main-belt Asteroid          SPK-ID: 2100027 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2250284882502594 5.334e-08   a 2.415568892145422 8.6763e-09 au q 1.871997076081584 1.3197e-07 au i 1.507705530496353 4.955e-06 deg node 320.0206246870858 0.00016898 deg peri 32.73500552511072 0.00016922 deg M 342.0377018183623 1.0487e-05 deg tp 2459068.920614417634 (2020-Aug-07.42061442) 4.0178e-05 TDB period 1371.28450609556 3.75 7.3881e-06 2.023e-08 d yr n .2625275779021402 1.4144e-09 deg/d Q 2.959140708209261 1.0629e-08 au   Orbit Determination Parameters    # obs. used (total)      535      data-arc span      10890 days (29.82 yr)      first obs. used      1990-10-11      last obs. used      2020-08-04      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61158      source      ORB      producer      Otto Matic      solution date      2020-Aug-25 09:01:48   Additional Information  Earth MOID = .866876 au   Jupiter MOID = 2.48086 au   T_jup = 3.481  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.2   n/a MPO436465   100027 Hannaharendt           Discovered 1990 Oct. 12 by F. Börngen and L. D. Schmadel at Tautenburg. Hannah Arendt (1906-1975) was a major political thinker and philosopher known for her extensive critical writing on Jewish affairs and her study of totalitarianism (On Revolution, Men in Dark Times, On Violence). In 1933, she emigrated from Germany to France, in 1941 to the U.S. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20060219/MPCPages.arc Last Updated: 2010-06-03 Alternate Designations  1990 TR3 = 2001 OG57  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Oct-20 14:31 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin