+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   441540 (2008 TF5) Classification: Main-belt Asteroid          SPK-ID: 2441540 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2205438327925359 5.8311e-08   a 2.36563280527757 1.615e-08 au q 1.843907079421896 1.364e-07 au i 2.621993607002731 4.7524e-06 deg node 25.74112632619261 0.00011235 deg peri 280.1913887135026 0.00011432 deg M 119.7717918082963 1.598e-05 deg tp 2458558.348121977700 (2019-Mar-15.84812198) 5.7124e-05 TDB period 1328.983007474738 3.64 1.3609e-05 3.726e-08 d yr n .2708838246803867 2.7739e-09 deg/d Q 2.887358531133244 1.9711e-08 au   Orbit Determination Parameters    # obs. used (total)      185      data-arc span      4613 days (12.63 yr)      first obs. used      2007-03-11      last obs. used      2019-10-27      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .45633      source      ORB      producer      Otto Matic      solution date      2019-Nov-08 15:57:33   Additional Information  Earth MOID = .831208 au   Jupiter MOID = 2.37199 au   T_jup = 3.514  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 17.7   n/a MPO440827   441540 (2008 TF5)          Discovered 2008-Oct-01 by OAM at La Sagra Reference: Last Updated: 2015-09-02 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Sep-21 20:40 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin