+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   21925 Supasternak (1999 VW53) Classification: Main-belt Asteroid          SPK-ID: 2021925 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB Reference: JPL 31 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1197121759936337 3.6197e-08   a 2.327092698010051 6.9196e-09 au q 2.048511367392372 8.2554e-08 au i 5.107661742001012 3.7254e-06 deg node 30.93608122612483 3.1597e-05 deg peri 155.1885373617992 3.3601e-05 deg M 253.1858163222587 1.2686e-05 deg tp 2459781.220542977788 (2022-Jul-20.72054298) 4.6448e-05 TDB period 1296.638617675129 3.55 5.7833e-06 1.583e-08 d yr n .2776409672615485 1.2383e-09 deg/d Q 2.60567402862773 7.748e-09 au   Orbit Determination Parameters    # obs. used (total)      1836      data-arc span      9799 days (26.83 yr)      first obs. used      1994-04-15      last obs. used      2021-02-11      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .49124      source      ORB      producer      Otto Matic      solution date      2021-Jul-08 18:37:47   Additional Information  Earth MOID = 1.05148 au   Jupiter MOID = 2.34829 au   T_jup = 3.559  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.92   n/a E2021B10   21925 Supasternak           Discovered 1999 Nov. 4 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. Susan Marie Pasternak (b. 1991) is a finalist in the 2005 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for her botany & zoology project. She attends the La Colina Junior High School, Santa Barbara, California. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20051019/MPCPages.arc Last Updated: 2005-10-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jul-31 05:15 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin