+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   17268 (2000 KZ50) Classification: Main-belt Asteroid          SPK-ID: 2017268 [ 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 34 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .09539002700490525 2.7948e-08   a 2.794649783743066 9.9931e-09 au q 2.528068065402562 7.7378e-08 au i 2.81369240751842 3.5313e-06 deg node 273.1634080565136 6.3404e-05 deg peri 49.70558052189894 6.671e-05 deg M 86.27605729494567 1.9638e-05 deg tp 2458791.543323054333 (2019-Nov-04.04332305) 9.3106e-05 TDB period 1706.434071241049 4.67 9.1528e-06 2.506e-08 d yr n .2109662518272274 1.1316e-09 deg/d Q 3.06123150208357 1.0946e-08 au   Orbit Determination Parameters    # obs. used (total)      2165      data-arc span      14554 days (39.85 yr)      first obs. used      1981-05-08      last obs. used      2021-03-13      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .48067      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 01:59:14   Additional Information  Earth MOID = 1.51469 au   Jupiter MOID = 2.19777 au   T_jup = 3.319  [ 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 13.66   n/a E2021B10   diameter diameter 4.735 km 0.127 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.314   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   17268 (2000 KZ50)          Discovered 2000-May-29 by LINEAR at Socorro Reference: 20000913/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  2000 KZ50 = 1981 JM4 = 1999 FD42  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-23 03:37 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin