+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   160256 (2002 PD149) Classification: TransNeptunian Object          SPK-ID: 2160256 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 7 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .05658723464105927 0.00017892   a 43.15666838988736 0.012049 au q 40.71455186938241 0.018936 au i 4.905908359205329 0.00010654 deg node 103.4260823827166 0.00406 deg peri 36.92502267277285 0.13973 deg M 232.6250297040249 0.13837 deg tp 2495840.198202754531 (2121-Apr-11.69820275) 27.658 TDB period 103554.8139665272 283.52 43.369 0.1187 d yr n .003476419745356942 1.4559e-06 deg/d Q 45.5987849103923 0.012731 au   Orbit Determination Parameters    # obs. used (total)      31      data-arc span      6258 days (17.13 yr)      first obs. used      2000-08-25      last obs. used      2017-10-13      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      4      norm. resid. RMS      .18768      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 20:00:36   Additional Information  Earth MOID = 39.729 au   Jupiter MOID = 35.3509 au   T_jup = 5.850  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 6.3   n/a MPO157319   160256 (2002 PD149)          Discovered 2002-Aug-10 by Buie, M. W. at Cerro Tololo Reference: 20070730/Numbers.arc Last Updated: 2007-08-06 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2021-Apr-16 01:11 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin