+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   136765 (1996 JA) Classification: Main-belt Asteroid          SPK-ID: 2136765 [ 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 21 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1540706377292165 4.7331e-08   a 2.641669238259537 2.2595e-08 au q 2.234665574051237 1.231e-07 au i 11.50377361673651 5.2057e-06 deg node 62.35100774426696 2.6589e-05 deg peri 191.2180766551843 3.5408e-05 deg M 175.6575867162587 2.886e-05 deg tp 2458235.290247546429 (2018-Apr-26.79024755) 0.00012045 TDB period 1568.252849381699 4.29 2.012e-05 5.509e-08 d yr n .2295548196465475 2.9451e-09 deg/d Q 3.048672902467838 2.6076e-08 au   Orbit Determination Parameters    # obs. used (total)      570      data-arc span      8603 days (23.55 yr)      first obs. used      1996-05-05      last obs. used      2019-11-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55327      source      ORB      producer      Otto Matic      solution date      2019-Dec-04 12:23:29   Additional Information  Earth MOID = 1.22155 au   Jupiter MOID = 1.99361 au   T_jup = 3.349  [ 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 MPO436674   diameter diameter 2.564 km 0.488 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.223   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   136765 (1996 JA)          Discovered 1996-May-05 by Galad, A., Pravda, A. at Modra Reference: 20061205/Numbers.arc Last Updated: 2006-12-13 [ show close-approach data ] Alternate Designations  1996 JA = 2000 EO117  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Sep-18 15:36 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin