+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   243364 (2008 WY59) Classification: Main-belt Asteroid          SPK-ID: 2243364 [ 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 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07062934267240509 4.7929e-08   a 2.961506081698673 2.7852e-08 au q 2.752336853827965 1.3745e-07 au i 9.960355945180689 5.2837e-06 deg node 222.7325646138541 3.0477e-05 deg peri 227.017763863018 5.9679e-05 deg M 78.86970739486345 4.7694e-05 deg tp 2458592.673822328704 (2019-Apr-19.17382233) 0.00024664 TDB period 1861.518557773023 5.10 2.626e-05 7.19e-08 d yr n .1933904975036489 2.7281e-09 deg/d Q 3.17067530956938 2.9819e-08 au   Orbit Determination Parameters    # obs. used (total)      384      data-arc span      7318 days (20.04 yr)      first obs. used      2000-04-05      last obs. used      2020-04-18      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .60882      source      ORB      producer      Otto Matic      solution date      2020-May-21 12:48:07   Additional Information  Earth MOID = 1.77905 au   Jupiter MOID = 2.08171 au   T_jup = 3.239  [ 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 15.4   n/a MPO470595   diameter diameter 3.347 km 0.909 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.158   0.098 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   243364 (2008 WY59)          Discovered 2008-Nov-18 by LINEAR at Socorro Reference: 20100626/Numbers.arc Last Updated: 2010-06-28 [ hide close-approach data ] Close-Approach Data   ...sorted by Date/Time (TDB) Date/Time (TDB) Time Uncertainty (days_HH:MM) Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified 1917-Feb-18 23:01 00:03 Europ 0.0345752772722634 0.0345586811566028 0.034591909981425 4.19868451411168 4.19868444089791 2421278.459340131 2.97418940633347 1960.47350557926 57.8528026142737 65.0701409135331 81032.2728842637 T 19 CATAB v2.0f-lin.ifort 2020-May-21 12:48:29 2020-May-21 12:48 1974-Apr-14 21:58 00:04 Eunom 0.0288239041259163 0.0288184731815018 0.0288293399518403 4.22969635496759 4.22969623982609 2442152.415559561 3.77568503530466 671.578405890331 74.3895988319853 -67.0503306163232 53384.8754761388 T 19 CATAB v2.0f-lin.ifort 2020-May-21 12:48:29 2020-May-21 12:48 2081-Oct-28 15:54 00:04 Thisb 0.0333153841315682 0.0332882236994276 0.0333425456608064 4.55107554903353 4.55107550406425 2481431.162805647 3.6292424338957 1387.20907225538 95.2682598437022 12.6159471210489 11945.8202673191 T 19 CATAB v2.0f-lin.ifort 2020-May-21 12:48:29 2020-May-21 12:48 Alternate Designations  2008 WY59 = 2002 TY217  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-17 07:35 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin