+ 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 2459396.5 (2021-Jul-01.0) TDB Reference: JPL 43 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1147221203204343 2.2951e-08   a 3.101339124632363 1.5117e-08 au q 2.745546924421819 7.6255e-08 au i 5.653059136729369 7.4263e-07 deg node 29.05771617459161 5.4506e-06 deg peri 266.456389414256 7.5254e-06 deg M 299.3329956438597 7.4908e-06 deg tp 2459732.680379999565 (2022-Jun-02.18038000) 4.2063e-05 TDB period 1994.905436394671 5.46 1.4586e-05 3.993e-08 d yr n .1804596816632154 1.3194e-09 deg/d Q 3.457131324842907 1.6851e-08 au   Orbit Determination Parameters    # obs. used (total)      2735      data-arc span      12148 days (33.26 yr)      first obs. used      1988-03-23      last obs. used      2021-06-26      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .43937      source      ORB      producer      Otto Matic      solution date      2021-Jul-08 02:33:47   Additional Information  Earth MOID = 1.73693 au   Jupiter MOID = 1.75475 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 12.70   n/a MPCxxxxx   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 ] 2021-Aug-02 07:35 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin