+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   102053 (1999 RB125) Classification: Main-belt Asteroid          SPK-ID: 2102053 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2306548252501814 1.1463e-07   a 2.459094051715021 2.5978e-08 au q 1.891892142942932 2.6533e-07 au i 1.63647575775882 5.8388e-06 deg node 322.325780111961 0.00022016 deg peri 47.91125688591793 0.00022184 deg M 169.2563502128129 4.2533e-05 deg tp 2458538.277996735158 (2019-Feb-23.77799674) 0.00015664 TDB period 1408.513895493983 3.86 2.2319e-05 6.111e-08 d yr n .2555885328158183 4.05e-09 deg/d Q 3.02629596048711 3.1969e-08 au   Orbit Determination Parameters    # obs. used (total)      416      data-arc span      9880 days (27.05 yr)      first obs. used      1993-01-26      last obs. used      2020-02-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55555      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 19:56:56   Additional Information  Earth MOID = .890506 au   Jupiter MOID = 2.44377 au   T_jup = 3.453  [ 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 16.58   n/a E2021B55   102053 (1999 RB125)          Discovered 1999-Sep-09 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Mar-04 22:05 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin