+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   180032 (2003 AU44) Classification: Main-belt Asteroid          SPK-ID: 2180032 [ 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 24 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1334740286509234 4.7725e-08   a 2.664554593626206 1.3085e-08 au q 2.308905757454592 1.2545e-07 au i 12.11733251985551 4.8638e-06 deg node 73.67676117050114 2.0817e-05 deg peri 306.7955165044879 2.6885e-05 deg M 113.313846627252 1.578e-05 deg tp 2458700.447223461978 (2019-Aug-04.94722346) 6.9304e-05 TDB period 1588.676096628014 4.35 1.1702e-05 3.204e-08 d yr n .226603774529059 1.6691e-09 deg/d Q 3.02020342979782 1.4831e-08 au   Orbit Determination Parameters    # obs. used (total)      597      data-arc span      9946 days (27.23 yr)      first obs. used      1993-12-17      last obs. used      2021-03-11      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .56461      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 21:24:52   Additional Information  Earth MOID = 1.33476 au   Jupiter MOID = 2.45661 au   T_jup = 3.340  [ 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 15.67   n/a E2021B55   diameter diameter 5.636 km 0.104 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.035   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   180032 (2003 AU44)          Discovered 2003-Jan-05 by LINEAR at Socorro Reference: 20080321/Numbers.arc Last Updated: 2008-03-26 [ show close-approach data ] Alternate Designations  2003 AU44 = 2004 FV130  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-23 06:17 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin