+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   160625 (1999 TP241) Classification: Main-belt Asteroid          SPK-ID: 2160625 [ 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 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2675320546080608 9.7745e-08   a 2.542020215201932 1.0438e-08 au q 1.861948324173734 2.5371e-07 au i 5.425078119469443 5.6987e-06 deg node 110.1240886907948 6.4234e-05 deg peri 252.6132490862806 6.5516e-05 deg M 47.49461228609447 1.231e-05 deg tp 2458805.197063724158 (2019-Nov-17.69706372) 4.982e-05 TDB period 1480.358585428188 4.05 9.1177e-06 2.496e-08 d yr n .2431843227334488 1.4978e-09 deg/d Q 3.22209210623013 1.323e-08 au   Orbit Determination Parameters    # obs. used (total)      429      data-arc span      9323 days (25.52 yr)      first obs. used      1994-05-13      last obs. used      2019-11-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58556      source      ORB      producer      Otto Matic      solution date      2019-Dec-14 12:24:20   Additional Information  Earth MOID = .867996 au   Jupiter MOID = 2.25201 au   T_jup = 3.388  [ 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 16.7   n/a MPO449862   160625 (1999 TP241)          Discovered 1999-Oct-04 by CSS at Catalina Reference: 20070828/Numbers.arc Last Updated: 2007-08-30 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Oct-26 02:04 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin