+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   134043 (2004 XB13) Classification: Main-belt Asteroid          SPK-ID: 2134043 [ 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 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07938389652925359 4.1531e-08   a 3.021317188144161 2.2134e-08 au q 2.78147325709847 1.2798e-07 au i 2.427943292678588 4.4976e-06 deg node 63.00280355985579 9.3421e-05 deg peri 130.554669474385 9.7029e-05 deg M 272.0369535441454 2.7399e-05 deg tp 2459669.195377365133 (2022-Mar-30.69537737) 0.00014815 TDB period 1918.195681593718 5.25 2.1079e-05 5.771e-08 d yr n .1876763687117139 2.0623e-09 deg/d Q 3.261161119189853 2.3891e-08 au   Orbit Determination Parameters    # obs. used (total)      604      data-arc span      9037 days (24.74 yr)      first obs. used      1996-04-17      last obs. used      2021-01-13      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .56664      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 18:06:39   Additional Information  Earth MOID = 1.78055 au   Jupiter MOID = 1.69292 au   T_jup = 3.240  [ 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 15.3   n/a MPO453824   diameter diameter 4.056 km 0.858 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.081   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   134043 (2004 XB13)          Discovered 2004-Dec-08 by LINEAR at Socorro Reference: 20060711/Numbers.arc Last Updated: 2006-07-17 [ show close-approach data ] Alternate Designations  2004 XB13 = 1996 HK14 = 2005 XB68  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-19 11:44 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin