+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   14103 Manzoni (1997 TC) Classification: Main-belt Asteroid          SPK-ID: 2014103 [ 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 33 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07017751537852794 3.3168e-08   a 2.939489906749199 1.4338e-08 au q 2.73320380861328 9.8153e-08 au i 2.125804565544827 3.5548e-06 deg node 21.10987837959356 0.00010313 deg peri 265.8895102039337 0.00010672 deg M 277.9203012751428 2.8863e-05 deg tp 2459620.200647995580 (2022-Feb-09.70064800) 0.00014839 TDB period 1840.799072434362 5.04 1.3468e-05 3.687e-08 d yr n .1955672432645886 1.4309e-09 deg/d Q 3.145776004885119 1.5344e-08 au   Orbit Determination Parameters    # obs. used (total)      2134      data-arc span      10341 days (28.31 yr)      first obs. used      1992-09-03      last obs. used      2020-12-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52473      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 02:16:07   Additional Information  Earth MOID = 1.71598 au   Jupiter MOID = 1.96035 au   T_jup = 3.269  [ 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 13.82   n/a E2021B10   diameter diameter 4.594 km 0.856 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.304   0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   14103 Manzoni           Discovered 1997 Oct. 1 by P. Sicoli and A. Testa at Sormano. Alessandro Manzoni (1785-1873) was an Italian poet and novelist. He is mainly remembered as the author of the novel "I promessi sposi" ("The Betrothed"), a masterpiece of world literature, about the story of a long-deferred marriage of two peasants named Renzo and Lucia. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: MPC batch dated 2014-04-15 Last Updated: 2014-04-17 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-02 06:00 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin