+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   266254 (2006 YZ8) Classification: Main-belt Asteroid          SPK-ID: 2266254 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2022426380379073 6.535e-08   a 2.439080546933809 1.8894e-08 au q 1.945794462734973 1.551e-07 au i 4.050033813738124 5.5453e-06 deg node 327.5011829639615 7.8166e-05 deg peri 58.71253601352222 7.9573e-05 deg M 257.0536682324862 1.1648e-05 deg tp 2459398.374417716435 (2021-Jul-02.87441772) 4.6307e-05 TDB period 1391.353998910686 3.81 1.6166e-05 4.426e-08 d yr n .258740766391479 3.0064e-09 deg/d Q 2.932366631132644 2.2715e-08 au   Orbit Determination Parameters    # obs. used (total)      312      data-arc span      4520 days (12.38 yr)      first obs. used      2006-11-21      last obs. used      2019-04-07      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52061      source      ORB      producer      Otto Matic      solution date      2019-Jul-14 08:43:25   Additional Information  Earth MOID = .953487 au   Jupiter MOID = 2.54088 au   T_jup = 3.471  [ 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 16.6   n/a MPO270991   266254 (2006 YZ8)          Discovered 2006-Dec-20 by Mt. Lemmon Survey at Mount Lemmon Reference: 20110218/Numbers.arc Last Updated: 2011-02-22 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-08 18:54 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin