+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   16065 Borel (1999 RE35) Classification: Main-belt Asteroid          SPK-ID: 2016065 [ 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 29 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .04208207030371071 3.8063e-08   a 2.661334109730108 1.3496e-08 au q 2.549339660622782 1.0121e-07 au i 3.434253862113907 4.0284e-06 deg node 61.02489819666982 7.8708e-05 deg peri 166.7610784863684 9.5722e-05 deg M 27.03806314961536 5.4368e-05 deg tp 2458881.397574877055 (2020-Feb-01.89757488) 0.0002395 TDB period 1585.796763880631 4.34 1.2063e-05 3.303e-08 d yr n .2270152192258469 1.7268e-09 deg/d Q 2.773328558837434 1.4064e-08 au   Orbit Determination Parameters    # obs. used (total)      1168      data-arc span      13797 days (37.77 yr)      first obs. used      1982-11-07      last obs. used      2020-08-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57162      source      ORB      producer      Otto Matic      solution date      2020-Nov-13 02:29:34   Additional Information  Earth MOID = 1.539 au   Jupiter MOID = 2.19646 au   T_jup = 3.382  [ 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 14.76   n/a E2020-QM5   diameter diameter 2.722 km 1.067 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.198   0.122 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   16065 Borel           Discovered 1999 Sept. 11 by P. G. Comba at Prescott. Émile Borel (1871-1956) was a prolific French mathematician who for a time was also minister of the navy. His main contributions were in set theory, function theory and measure theory. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20001111/MPCPages.arc Last Updated: 2013-03-29 [ show close-approach data ] Alternate Designations  1999 RE35 = 1989 EJ7  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Feb-25 15:50 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin