+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   175757 (1998 SX10) Classification: Main-belt Asteroid          SPK-ID: 2175757 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .27548942430254 4.4834e-08   a 2.622489054966217 1.1722e-08 au q 1.900021054973862 1.2049e-07 au i 4.549325368210948 5.6501e-06 deg node 27.83095014079074 4.8917e-05 deg peri 15.43338580554149 5.019e-05 deg M 71.03500695634482 9.1296e-06 deg tp 2458894.417232166280 (2020-Feb-14.91723217) 3.8441e-05 TDB period 1551.204133588069 4.25 1.04e-05 2.847e-08 d yr n .2320777724897425 1.556e-09 deg/d Q 3.344957054958572 1.4951e-08 au   Orbit Determination Parameters    # obs. used (total)      520      data-arc span      8159 days (22.34 yr)      first obs. used      1998-09-16      last obs. used      2021-01-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .59053      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 11:33:44   Additional Information  Earth MOID = .908304 au   Jupiter MOID = 2.07975 au   T_jup = 3.345  [ 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 16.6   n/a MPO493979   diameter diameter 2.683 km 0.686 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)   geometric albedo albedo 0.051   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)   175757 (1998 SX10)          Discovered 1998-Sep-16 by ODAS at Caussols Reference: 20080221/Numbers.arc Last Updated: 2008-02-22 [ show close-approach data ] Alternate Designations  1998 SX10 = 2002 RQ41  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-13 11:58 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin