+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   11029 (1988 GZ) Classification: Main-belt Asteroid          SPK-ID: 2011029 [ 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 35 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1146140149922789 4.0274e-08   a 3.102798573729104 1.761e-08 au q 2.747174371481695 1.2584e-07 au i 5.651801616953427 4.2231e-06 deg node 29.06431096889558 4.5293e-05 deg peri 266.2139577783869 4.955e-05 deg M 228.1339449627221 2.2602e-05 deg tp 2459731.738947105556 (2022-Jun-01.23894711) 0.0001274 TDB period 1996.31376614385 5.47 1.6995e-05 4.653e-08 d yr n .1803323736505553 1.5352e-09 deg/d Q 3.458422775976513 1.9629e-08 au   Orbit Determination Parameters    # obs. used (total)      2193      data-arc span      11724 days (32.10 yr)      first obs. used      1988-03-23      last obs. used      2020-04-28      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .45544      source      ORB      producer      Otto Matic      solution date      2020-May-20 03:28:32   Additional Information  Earth MOID = 1.73894 au   Jupiter MOID = 1.75436 au   T_jup = 3.204  [ 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 12.6   n/a MPO337351   diameter diameter 16.173 km 0.278 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.062   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   11029 (1988 GZ)          Discovered 1988-Apr-09 by Jensen, P. at Brorfelde Reference: 19990728/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1988 GZ = 1990 US10 = 1998 EL9  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Oct-28 00:58 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin