+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   437359 (2013 TW144) Classification: Main-belt Asteroid          SPK-ID: 2437359 [ 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 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2215281914212324 9.9947e-08   a 2.273104007064459 1.4278e-08 au q 1.769547387467113 2.2128e-07 au i 7.081551630907991 9.2088e-06 deg node 185.0226979583479 5.3111e-05 deg peri 229.3476350418447 5.4903e-05 deg M 312.5805160302649 1.1065e-05 deg tp 2459165.385213526193 (2020-Nov-11.88521353) 3.8309e-05 TDB period 1251.778212249511 3.43 1.1794e-05 3.229e-08 d yr n .2875908818967708 2.7097e-09 deg/d Q 2.776660626661804 1.7441e-08 au   Orbit Determination Parameters    # obs. used (total)      157      data-arc span      9728 days (26.63 yr)      first obs. used      1994-03-09      last obs. used      2020-10-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .59831      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 09:39:01   Additional Information  Earth MOID = .7896 au   Jupiter MOID = 2.61447 au   T_jup = 3.568  [ 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 MPO279356   437359 (2013 TW144)          Discovered 2006-Aug-29 by CSS at Catalina Reference: Last Updated: 2015-06-04 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Dec-02 07:38 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin