+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   18170 Ramjeawan (2000 QW2) Classification: Main-belt Asteroid          SPK-ID: 2018170 [ 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 27 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1935923076311105 4.2521e-08   a 2.671724750202062 1.2613e-08 au q 2.154499390455292 1.117e-07 au i 4.545630463107029 4.7605e-06 deg node 351.3017877081525 4.8798e-05 deg peri 43.74837821578727 5.0062e-05 deg M 234.9677291153163 1.1957e-05 deg tp 2459950.494707376602 (2023-Jan-05.99470738) 5.4632e-05 TDB period 1595.092956757674 4.37 1.1296e-05 3.093e-08 d yr n .225692175791289 1.5983e-09 deg/d Q 3.188950109948831 1.5055e-08 au   Orbit Determination Parameters    # obs. used (total)      1197      data-arc span      12332 days (33.76 yr)      first obs. used      1987-09-13      last obs. used      2021-06-18      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .52312      source      ORB      producer      Otto Matic      solution date      2021-Jul-08 17:58:50   Additional Information  Earth MOID = 1.16301 au   Jupiter MOID = 2.26968 au   T_jup = 3.349  [ 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 14.44   n/a E2021B10   18170 Ramjeawan           Discovered 2000 Aug. 24 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. Khaivchandra Ramjeawan (b. 1986) was awarded second place in the 2003 Intel International Science and Engineering Fair for her environmental science project. She attends the Uniondale High School, Uniondale, New York, U.S.A. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20040614/MPCPages.arc Last Updated: 2009-12-11 Alternate Designations  2000 QW2 = 1987 RP1 = 1998 FD147  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jul-27 17:19 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin