+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   120351 Beckymasterson (2005 JA168) Classification: Main-belt Asteroid          SPK-ID: 2120351 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 23 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .3121349575064024 3.1263e-08   a 2.445066664640992 8.0182e-09 au q 1.681875885172955 7.9468e-08 au i 4.33965885539701 3.3139e-06 deg node 117.8430686186675 5.5398e-05 deg peri 199.1641154949089 5.5881e-05 deg M 314.5860758665785 9.7575e-06 deg tp 2459176.665561811386 (2020-Nov-23.16556181) 3.845e-05 TDB period 1396.479239842358 3.82 6.8693e-06 1.881e-08 d yr n .2577911577408331 1.2681e-09 deg/d Q 3.208257444109029 1.0521e-08 au   Orbit Determination Parameters    # obs. used (total)      824      data-arc span      10836 days (29.67 yr)      first obs. used      1990-10-16      last obs. used      2020-06-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52393      source      ORB      producer      Otto Matic      solution date      2020-Jun-24 01:56:30   Additional Information  Earth MOID = .669127 au   Jupiter MOID = 2.11254 au   T_jup = 3.427  [ 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 15.7   n/a MPO280589   120351 Beckymasterson           Discovered 2005 May 14 by the Catalina Sky Survey. Rebecca A. Masterson (b. 1975) is a research engineer at the Massachusetts Institute of Technology serving tirelessly in the central role of Instrument Manager for the student-built Regolith X-ray Imaging Spectrometer aboard the OSIRIS-REx Asteroid Sample Return Mission. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: MPC batch dated 2016-08-18 Last Updated: 2016-08-22 [ show close-approach data ] Alternate Designations  2005 JA168 = 1990 UD5 = 1990 UF9  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Oct-26 20:26 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin