+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   160237 (2002 JX100) Classification: Main-belt Asteroid          SPK-ID: 2160237 [ 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 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2252747342216124 4.5354e-08   a 2.641135887434616 2.3383e-08 au q 2.046154702349621 1.1404e-07 au i 28.24932184871549 6.8347e-06 deg node 71.50009470431908 1.0865e-05 deg peri 254.6126215970386 1.8742e-05 deg M 27.98150506116324 1.7198e-05 deg tp 2459078.642260885498 (2020-Aug-17.14226089) 7.4044e-05 TDB period 1567.777929933728 4.29 2.0821e-05 5.7e-08 d yr n .2296243575869305 3.0495e-09 deg/d Q 3.236117072519612 2.8651e-08 au   Orbit Determination Parameters    # obs. used (total)      454      data-arc span      8295 days (22.71 yr)      first obs. used      1998-05-24      last obs. used      2021-02-07      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .63378      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 20:00:29   Additional Information  Earth MOID = 1.18606 au   Jupiter MOID = 2.33677 au   T_jup = 3.193  [ 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 15.1   n/a MPO396304   diameter diameter 4.452 km 0.517 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.074   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   160237 (2002 JX100)          Discovered 2002-May-14 by NEAT at Palomar Reference: 20070730/Numbers.arc Last Updated: 2007-08-06 [ show close-approach data ] Alternate Designations  2002 JX100 = 2004 YN32  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-16 19:39 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin