+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2016 CD289) Classification: TransNeptunian Object          SPK-ID: 3799867 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] [ show orbit diagram ] Orbital Elements at Epoch 2457484.5 (2016-Apr-06.0) TDB Reference: JPL 2 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .3376279744332792 0.10525   a 56.16809320734318 4.4536 au q 37.20417366996828 2.9619 au i 30.6111105944623 0.060954 deg node 340.4956969541768 0.061605 deg peri 15.45554739839248 19.277 deg M 105.6287539305291 40.311 deg tp 2412370.368225015445 (1892-Sep-28.86822502) 11851 TDB period 153756.310044858 420.96 18287 50.07 d yr n .002341367322713266 0.00027847 deg/d Q 75.1320127447181 5.9573 au   Orbit Determination Parameters    # obs. used (total)      8      data-arc span      446 days (1.22 yr)      first obs. used      2016-02-05      last obs. used      2017-04-26      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      8      norm. resid. RMS      .089243      source      ORB      producer      Otto Matic      solution date      2021-Apr-15 16:23:57   Additional Information  Earth MOID = 36.2063 au   Jupiter MOID = 32.2905 au   T_jup = 5.416  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 7.3   n/a MPO438914   [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] 2021-Apr-20 05:32 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin