+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   20586 Elizkolod (1999 RR160) Classification: Main-belt Asteroid          SPK-ID: 2020586 [ 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 31 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .08053760133642318 3.8809e-08   a 2.763617730759777 1.3839e-08 au q 2.541042587713575 1.0777e-07 au i 6.133112152266894 4.0141e-06 deg node 127.08513271 3.7126e-05 deg peri 258.0671698031706 4.4548e-05 deg M 190.6009564433045 2.5289e-05 deg tp 2459990.130355773640 (2023-Feb-14.63035577) 0.00011855 TDB period 1678.090514031565 4.59 1.2605e-05 3.451e-08 d yr n .2145295483109014 1.6114e-09 deg/d Q 2.986192873805978 1.4954e-08 au   Orbit Determination Parameters    # obs. used (total)      1583      data-arc span      10110 days (27.68 yr)      first obs. used      1993-04-17      last obs. used      2020-12-21      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .46727      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 03:24:34   Additional Information  Earth MOID = 1.55183 au   Jupiter MOID = 2.38833 au   T_jup = 3.327  [ 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 14.5   n/a MPO467945   diameter diameter 6.300 km 0.198 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   rotation period rot_per 3.23 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.] geometric albedo albedo 0.064   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   20586 Elizkolod           Discovered 1999 Sept. 9 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. Elizabeth Kolod (b. 1986) was awarded second place in the 2004 Intel International Science and Engineering Fair for her behavioral and social sciences project. She attends the Midwood High School, Brooklyn, New York, U.S.A. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20041226/MPCPages.arc Last Updated: 2004-12-25 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-21 12:14 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin