+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   212397 (2006 JZ23) Classification: Main-belt Asteroid          SPK-ID: 2212397 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .145729087453367 4.2158e-08   a 2.301151154764709 1.211e-08 au q 1.965806496888587 1.0042e-07 au i 1.654228672007831 4.2247e-06 deg node 240.5683133745699 0.00015888 deg peri 80.84081420909445 0.00015947 deg M 289.6593597154886 1.4369e-05 deg tp 2459249.626521278075 (2021-Feb-04.12652128) 5.1388e-05 TDB period 1275.017504778887 3.49 1.0065e-05 2.756e-08 d yr n .2823490647388648 2.2288e-09 deg/d Q 2.636495812640832 1.3875e-08 au   Orbit Determination Parameters    # obs. used (total)      290      data-arc span      7088 days (19.41 yr)      first obs. used      2000-11-27      last obs. used      2020-04-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .59204      source      ORB      producer      Otto Matic      solution date      2020-May-21 08:45:31   Additional Information  Earth MOID = .953925 au   Jupiter MOID = 2.64918 au   T_jup = 3.576  [ 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 17.4   n/a MPO470278   diameter diameter 2.062 km 0.500 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.042   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   212397 (2006 JZ23)          Discovered 2006-May-03 by Mt. Lemmon Survey at Mount Lemmon Reference: 20090409/Numbers.arc Last Updated: 2009-04-10 Alternate Designations  2006 JZ23 = 2007 VL186  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Oct-28 12:36 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin