+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2002 RN109) Classification: TransNeptunian Object          SPK-ID: 3221149 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 4 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .9951071717233291 0.00020682   a 547.9682708434733 23.197 au q 2.681114650301418 0.00018621 au i 58.31231805165876 0.0050096 deg node 170.5001608595329 0.00021353 deg peri 212.2211703969212 0.0057574 deg M .4889468603422418 0.031048 deg tp 2452637.078278739634 (2002-Dec-28.57827874) 0.01087 TDB period 4685236.792501844 12827.48 2.9751e+05 814.5 d yr n 7.683709830336357E-5 4.8791e-06 deg/d Q 1093.255427036645 46.281 au   Orbit Determination Parameters    # obs. used (total)      38      data-arc span      80 days      first obs. used      2002-08-16      last obs. used      2002-11-04      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      4      norm. resid. RMS      .53084      source      ORB      producer      Otto Matic      solution date      2017-Apr-08 22:38:39   Additional Information  Earth MOID = 1.77482 au   Jupiter MOID = 2.01205 au   T_jup = 1.075  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.3   n/a MPO104218   [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] 2021-Jan-25 20:50 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin