+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   160528 (1996 RD32) Classification: Jupiter Trojan          SPK-ID: 2160528 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .09372588773226025 7.6215e-08   a 5.164068666493861 1.4808e-07 au q 4.680061746416375 4.876e-07 au i 4.063381961855343 5.1843e-06 deg node 60.48164629738681 9.6936e-05 deg peri 300.7484942655299 0.00010128 deg M 358.4435753458703 2.8449e-05 deg tp 2459019.031562568337 (2020-Jun-18.53156257) 0.00033865 TDB period 4286.338247662552 11.74 0.00018437 5.048e-07 d yr n .08398777212608385 3.6126e-09 deg/d Q 5.648075586571347 1.6196e-07 au   Orbit Determination Parameters    # obs. used (total)      558      data-arc span      8440 days (23.11 yr)      first obs. used      1996-09-14      last obs. used      2019-10-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57339      source      ORB      producer      Otto Matic      solution date      2019-Nov-07 18:41:12   Additional Information  Earth MOID = 3.67963 au   Jupiter MOID = .0540395 au   T_jup = 2.986  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 12.4   n/a MPO454062   diameter diameter 13.901 km 1.244 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)   geometric albedo albedo 0.110   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)   160528 (1996 RD32)          Discovered 1996-Sep-14 by Uppsala-DLR Trojan Survey at La Silla Reference: 20070828/Numbers.arc Last Updated: 2007-08-30 Alternate Designations  1996 RD32 = 2002 CY215  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Jul-10 14:12 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin