+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   175820 (1999 TS25) Classification: Main-belt Asteroid          SPK-ID: 2175820 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1674219996781274 4.7728e-08   a 2.386846985018453 1.0783e-08 au q 1.987236289860954 1.1518e-07 au i 7.119139691649714 5.2958e-06 deg node 16.6005443934355 3.0166e-05 deg peri 5.032428146795603 3.3774e-05 deg M 270.8006782473859 1.9494e-05 deg tp 2459534.229306309825 (2021-Nov-15.72930631) 7.4646e-05 TDB period 1346.899818417242 3.69 9.1269e-06 2.499e-08 d yr n .2672804577426108 1.8112e-09 deg/d Q 2.786457680175952 1.2588e-08 au   Orbit Determination Parameters    # obs. used (total)      433      data-arc span      7570 days (20.73 yr)      first obs. used      1999-10-02      last obs. used      2020-06-23      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .60725      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 21:06:57   Additional Information  Earth MOID = .988799 au   Jupiter MOID = 2.6767 au   T_jup = 3.505  [ 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 16.74   n/a E2021B55   175820 (1999 TS25)          Discovered 1999-Oct-03 by LINEAR at Socorro Reference: 20080221/Numbers.arc Last Updated: 2008-02-22 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-18 14:22 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin