+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   147693 Piccioni (2005 CQ77) Classification: Main-belt Asteroid          SPK-ID: 2147693 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1731615021893509 3.6963e-08   a 2.308987106672671 1.0562e-08 au q 1.909159430745388 8.7792e-08 au i 4.756081459958986 5.604e-06 deg node 226.611083289519 4.7523e-05 deg peri 81.63481315582355 5.0548e-05 deg M 111.4020470895995 1.6566e-05 deg tp 2458803.928628538463 (2019-Nov-16.42862854) 5.8308e-05 TDB period 1281.535640106581 3.51 8.7934e-06 2.408e-08 d yr n .280912983403302 1.9275e-09 deg/d Q 2.708814782599954 1.2391e-08 au   Orbit Determination Parameters    # obs. used (total)      553      data-arc span      8262 days (22.62 yr)      first obs. used      1998-06-01      last obs. used      2021-01-13      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52922      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 10:32:52   Additional Information  Earth MOID = .899653 au   Jupiter MOID = 2.54528 au   T_jup = 3.561  [ 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 16.3   n/a MPO493840   147693 Piccioni           Discovered 2005 Feb. 11 by A. Boattini and H. Scholl at the European Southern Observatory. Giuseppe Piccioni (b. 1965), known for work on infrared imaging sensors, has consulted for several Institutions, such as IKI in Moscow, DLR in Berlin, SRC in Warsaw, CSIC in Granada and DESPA in Paris. Since 2001 he has been a staff researcher at the Istituto di Astrofisica Spaziale e Fisica Cosmica in Rome. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20080520/MPCPages.arc Last Updated: 2008-05-22 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Mar-02 18:48 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin