+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   214116 (2004 TU59) Classification: Main-belt Asteroid          SPK-ID: 2214116 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ 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 .1169198005258916 4.9246e-08   a 3.101079180359097 3.9126e-08 au q 2.738501621176516 1.6407e-07 au i 8.530037898758989 9.1136e-06 deg node 27.38565836707847 3.3697e-05 deg peri 263.6235565368219 5.2567e-05 deg M 22.29165838692261 3.898e-05 deg tp 2458876.988445410460 (2020-Jan-28.48844541) 0.00021533 TDB period 1994.654631811484 5.46 3.7749e-05 1.034e-07 d yr n .1804823723659163 3.4157e-09 deg/d Q 3.463656739541678 4.37e-08 au   Orbit Determination Parameters    # obs. used (total)      215      data-arc span      21404 days (58.60 yr)      first obs. used      1960-09-26      last obs. used      2019-05-04      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .50739      source      ORB      producer      Otto Matic      solution date      2019-May-30 08:21:15   Additional Information  Earth MOID = 1.73975 au   Jupiter MOID = 1.76602 au   T_jup = 3.194  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.4   n/a MPO475759   214116 (2004 TU59)          Discovered 2004-Oct-05 by Spacewatch at Kitt Peak Reference: 20090509/Numbers.arc Last Updated: 2009-05-11 [ show close-approach data ] Alternate Designations  2004 TU59 = 1997 HS7  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Aug-14 20:52 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin