+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   22828 Jaynethomp (1999 RF50) Classification: Main-belt Asteroid          SPK-ID: 2022828 [ 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 27 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1657304588755999 3.55e-08   a 2.646357814552998 1.131e-08 au q 2.2077757195981 9.7905e-08 au i 6.175585085674126 3.482e-06 deg node 172.8055652217334 3.5336e-05 deg peri 110.0813899287964 3.7626e-05 deg M 12.56757415111633 1.173e-05 deg tp 2459145.606587527188 (2020-Oct-23.10658753) 5.1282e-05 TDB period 1572.429830338966 4.31 1.008e-05 2.76e-08 d yr n .2289450333833945 1.4677e-09 deg/d Q 3.084939909507896 1.3185e-08 au   Orbit Determination Parameters    # obs. used (total)      1520      data-arc span      9615 days (26.32 yr)      first obs. used      1994-05-16      last obs. used      2020-09-11      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .49016      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 04:13:30   Additional Information  Earth MOID = 1.19895 au   Jupiter MOID = 2.09458 au   T_jup = 3.365  [ 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 14.39   n/a E2021B10   22828 Jaynethomp           Discovered 1999 Sept. 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. Jayne B. Thompson (b. 1991) is a finalist in the 2006 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for her environmental sciences project. She attends the Pinedale Middle School, Pinedale, Wyoming. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20061009/MPCPages.arc Last Updated: 2006-10-14 [ show close-approach data ] Alternate Designations  1999 RF50 = 1998 FU30  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-18 22:12 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin