+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   101140 (1998 RY67) Classification: Main-belt Asteroid          SPK-ID: 2101140 [ 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 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2211996953788808 6.5345e-08   a 2.649588798780216 1.9598e-08 au q 2.063500563610737 1.7678e-07 au i 1.250735324780871 6.2532e-06 deg node 279.673239478882 0.00032509 deg peri 69.94322278809076 0.00032549 deg M 20.52536439210997 1.5192e-05 deg tp 2458910.683832248829 (2020-Mar-02.18383225) 6.5987e-05 TDB period 1575.310419475474 4.31 1.7478e-05 4.785e-08 d yr n .2285263879101796 2.5354e-09 deg/d Q 3.235677033949695 2.3933e-08 au   Orbit Determination Parameters    # obs. used (total)      338      data-arc span      7127 days (19.51 yr)      first obs. used      1998-09-14      last obs. used      2018-03-20      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58678      source      ORB      producer      Otto Matic      solution date      2018-Oct-04 03:58:16   Additional Information  Earth MOID = 1.05776 au   Jupiter MOID = 2.20025 au   T_jup = 3.355  [ 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 16.4   n/a MPO400922   diameter diameter 3.363 km 0.924 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)   geometric albedo albedo 0.039   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)   101140 (1998 RY67)          Discovered 1998-Sep-14 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] Alternate Designations  1998 RY67 = 2000 AY256  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-26 12:16 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin