+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   19819 (2000 SQ152) Classification: Outer Main-belt Asteroid          SPK-ID: 2019819 [ 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 24 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1173882456252473 5.0866e-08   a 3.226984924601812 2.0164e-08 au q 2.848174825643685 1.6654e-07 au i 3.628439164304477 5.2504e-06 deg node 24.11736032008981 6.8926e-05 deg peri 307.5447283103214 7.126e-05 deg M 217.1992389456877 2e-05 deg tp 2460040.388921777898 (2023-Apr-05.88892178) 0.00011963 TDB period 2117.355745219347 5.80 1.9845e-05 5.433e-08 d yr n .1700233892263134 1.5936e-09 deg/d Q 3.60579502355994 2.2531e-08 au   Orbit Determination Parameters    # obs. used (total)      1202      data-arc span      10545 days (28.87 yr)      first obs. used      1992-05-01      last obs. used      2021-03-15      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .59124      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 03:07:32   Additional Information  Earth MOID = 1.83773 au   Jupiter MOID = 1.75043 au   T_jup = 3.173  [ 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 13.96   n/a E2021B10   diameter diameter 10.624 km 0.185 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.039   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   19819 (2000 SQ152)          Discovered 2000-Sep-24 by LINEAR at Socorro Reference: 20001211/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  2000 SQ152 = 1998 HN88  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-18 00:14 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin