+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   324468 (2006 UU53) Classification: Main-belt Asteroid          SPK-ID: 2324468 [ 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 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1537919502167648 1.0454e-07   a 2.56358331716805 2.3291e-08 au q 2.169324839277612 2.7885e-07 au i 3.621281709455701 9.3048e-06 deg node 208.821793630319 8.7986e-05 deg peri 207.3105120686591 0.00010791 deg M 107.2032486126592 5.8222e-05 deg tp 2458554.047738458236 (2019-Mar-11.54773846) 0.0002383 TDB period 1499.234549652033 4.10 2.0432e-05 5.594e-08 d yr n .240122534585102 3.2724e-09 deg/d Q 2.957841795058487 2.6873e-08 au   Orbit Determination Parameters    # obs. used (total)      246      data-arc span      4929 days (13.49 yr)      first obs. used      2006-09-27      last obs. used      2020-03-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5939      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 18:03:55   Additional Information  Earth MOID = 1.18174 au   Jupiter MOID = 2.38492 au   T_jup = 3.414  [ 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 17.3   n/a MPO455392   diameter diameter 2.080 km 0.358 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.059   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   324468 (2006 UU53)          Discovered 2006-Oct-17 by Mt. Lemmon Survey at Mount Lemmon Reference: 20120406/Numbers.arc Last Updated: 2012-04-09 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-24 13:36 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin