+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   118228 (1996 TQ66) Classification: TransNeptunian Object          SPK-ID: 2118228 [ 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 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1216437636152793 3.6065e-05   a 39.31324578404688 0.0020997 au q 34.5310346069429 0.00043194 au i 14.65381605361992 4.4781e-05 deg node 10.64278566605347 0.00018935 deg peri 18.21027646281945 0.0058578 deg M 33.21338127826021 0.0070483 deg tp 2450894.013386383442 (1998-Mar-21.51338638) 1.139 TDB period 90034.04850138766 246.50 7.213 0.01975 d yr n .003998487305549205 3.2034e-07 deg/d Q 44.09545696115085 0.0023551 au   Orbit Determination Parameters    # obs. used (total)      93      data-arc span      8828 days (24.17 yr)      first obs. used      1996-10-08      last obs. used      2020-12-09      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      2      norm. resid. RMS      .48478      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 09:19:12   Additional Information  Earth MOID = 33.5381 au   Jupiter MOID = 29.5974 au   T_jup = 5.411  [ 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 6.9   n/a MPO338090   118228 (1996 TQ66)          Discovered 1996-Oct-08 by Chen, J., Jewitt, D. C., Trujillo, C. A., Luu, J. X. at Mauna Kea Reference: 20051116/Numbers.arc Last Updated: 2005-11-21 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2021-Mar-09 05:28 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin