+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   17108 Patricorbett (1999 JL51) Classification: Main-belt Asteroid          SPK-ID: 2017108 [ 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 21 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .03328066867324396 3.1474e-08   a 2.88906081009145 1.3018e-08 au q 2.792910934493943 8.7944e-08 au i 2.254626324760931 5.7121e-06 deg node 166.5408646399387 8.0648e-05 deg peri 86.7600875436126 0.00012508 deg M 123.528205695765 9.7206e-05 deg tp 2458585.043895089373 (2019-Apr-11.54389509) 0.00048386 TDB period 1793.632446289324 4.91 1.2123e-05 3.319e-08 d yr n .2007100176765702 1.3566e-09 deg/d Q 2.985210685688957 1.3451e-08 au   Orbit Determination Parameters    # obs. used (total)      1386      data-arc span      13492 days (36.94 yr)      first obs. used      1984-03-05      last obs. used      2021-02-11      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .54713      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 01:53:41   Additional Information  Earth MOID = 1.77773 au   Jupiter MOID = 2.00618 au   T_jup = 3.289  [ 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 14.4   n/a MPO449076   diameter diameter 3.642 km 0.685 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.305   0.113 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   17108 Patricorbett           Discovered 1999 May 10 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. Patrick Kieran Corbett (b. 1984) was awarded second place in the 2003 Intel International Science and Engineering Fair for his engineering project. He attends the Saint Patricks College, Maghera, County Derry, Northern Ireland. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20040614/MPCPages.arc Last Updated: 2009-12-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-15 03:03 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin