+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   101527 (1998 XM76) Classification: Main-belt Asteroid          SPK-ID: 2101527 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 23 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1921213645550742 3.8832e-08   a 2.685118763346709 1.6455e-08 au q 2.169250082540106 1.0501e-07 au i 12.56646421578449 5.1125e-06 deg node 102.6541074487936 2.0325e-05 deg peri 300.2914187466942 2.4251e-05 deg M 342.1908317720445 1.5369e-05 deg tp 2459080.003237013681 (2020-Aug-18.50323701) 6.8997e-05 TDB period 1607.102867387019 4.40 1.4773e-05 4.045e-08 d yr n .2240055738219933 2.0591e-09 deg/d Q 3.200987444153312 1.9616e-08 au   Orbit Determination Parameters    # obs. used (total)      822      data-arc span      7985 days (21.86 yr)      first obs. used      1998-12-15      last obs. used      2020-10-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5252      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 20:00:03   Additional Information  Earth MOID = 1.20954 au   Jupiter MOID = 2.25324 au   T_jup = 3.314  [ 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 15.0   n/a MPO432542   diameter diameter 6.011 km 0.336 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.059   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   101527 (1998 XM76)          Discovered 1998-Dec-15 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] Alternate Designations  1998 XM76 = 2004 BH111  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Nov-26 19:15 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin