+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   13741 (1998 SH10) Classification: Main-belt Asteroid          SPK-ID: 2013741 [ 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 31 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06551410932242331 3.7515e-08   a 2.791830360265603 1.204e-08 au q 2.608926080833502 1.0533e-07 au i .9459539574289189 4.0455e-06 deg node 60.35128420247354 0.00024629 deg peri 351.844756779755 0.00024826 deg M 211.8283694678873 3.1629e-05 deg tp 2459701.784959683025 (2022-May-02.28495968) 0.00015105 TDB period 1703.852381047895 4.66 1.1022e-05 3.018e-08 d yr n .2112859095097162 1.3667e-09 deg/d Q 2.974734639697705 1.2828e-08 au   Orbit Determination Parameters    # obs. used (total)      1778      data-arc span      14828 days (40.60 yr)      first obs. used      1979-09-23      last obs. used      2020-04-28      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .49826      source      ORB      producer      Otto Matic      solution date      2020-May-20 03:55:09   Additional Information  Earth MOID = 1.61963 au   Jupiter MOID = 2.25783 au   T_jup = 3.325  [ 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 13.8   n/a MPO473953   diameter diameter 10.937 km 0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.047   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   13741 (1998 SH10)          Discovered 1998-Sep-17 by ODAS at Caussols Reference: 20000222/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1998 SH10 = 1979 SW5 = 1991 EF3  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Oct-27 10:54 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin