+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2016 TN120) Classification: TransNeptunian Object          SPK-ID: 54017333 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 2 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1685076800749503 0.016033   a 52.83342820550767 0.31448 au q 43.93058978819113 0.58895 au i 29.40911137801743 0.0034622 deg node 125.6671132731266 0.042409 deg peri 54.40905126061536 11.313 deg M 219.1470823962408 16.072 deg tp 2514081.872130393647 (2171-Mar-22.37213039) 5775 TDB period 140268.9720813736 384.04 1252.4 3.429 d yr n .00256649774114802 2.2915e-05 deg/d Q 61.73626662282422 0.36747 au   Orbit Determination Parameters    # obs. used (total)      11      data-arc span      434 days (1.19 yr)      first obs. used      2016-10-06      last obs. used      2017-12-14      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      7      norm. resid. RMS      .15675      source      ORB      producer      Otto Matic      solution date      2021-Apr-15 17:54:09   Additional Information  Earth MOID = 43.0186 au   Jupiter MOID = 38.9066 au   T_jup = 5.571  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 6.42   .14412 E2020L19 autocmod 2.8 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] 2021-Apr-21 06:07 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin