+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   441387 (2008 FT17) Classification: Main-belt Asteroid          SPK-ID: 2441387 [ 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 10 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .02276263926637175 9.8764e-08   a 2.985118896351625 7.1493e-08 au q 2.917169711746743 2.8418e-07 au i 3.090770048893707 1.0375e-05 deg node 123.252484612127 0.00016462 deg peri 233.8519515551656 0.00024686 deg M 307.7658913575459 0.00018408 deg tp 2459273.833312493875 (2021-Feb-28.33331249) 0.00096309 TDB period 1883.826393427125 5.16 6.7675e-05 1.853e-07 d yr n .1911004120422556 6.8652e-09 deg/d Q 3.053068080956507 7.312e-08 au   Orbit Determination Parameters    # obs. used (total)      97      data-arc span      5007 days (13.71 yr)      first obs. used      2005-09-11      last obs. used      2019-05-28      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58325      source      ORB      producer      Otto Matic      solution date      2019-Sep-24 07:42:04   Additional Information  Earth MOID = 1.91243 au   Jupiter MOID = 2.03727 au   T_jup = 3.255  [ hide covariance matrix ] Orbital Elements at Epoch 2457073.5 (2015-Feb-20.0) TDB Reference: JPL 10 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .02538609698640671 9.6374e-08   q 2.906872747271555 2.7898e-07 au tp 2457414.686752627886 (2016-Jan-27.18675263) 0.00089221 TDB node 123.3341031841857 0.00016515 deg peri 238.2734931055876 0.00023708 deg i 3.086960170679825 1.0358e-05 deg   Orbit Determination Parameters    # obs. used (total)      97      data-arc span      5007 days (13.71 yr)      first obs. used      2005-09-11      last obs. used      2019-05-28      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58325      source      ORB      producer      Otto Matic      solution date      2019-Sep-24 07:42:04   Additional Information  Jupiter MOID = 2.03727 au   T_jup = 3.255  Orbit Covariance (6×6)   e q tp node peri i e 9.288000681740286E-15 -2.613964955392592E-14 -2.624989198294256E-11 6.290810969956099E-16 -5.109719341701955E-12 2.990784862702213E-15 q -2.613964955392592E-14 7.782973889303961E-14 7.214411422136579E-11 -5.376297750805259E-15 1.391138843643427E-11 -5.898877270904688E-15 tp -2.624989198294256E-11 7.214411422136579E-11 7.960325777991681E-7 -7.676474961843879E-11 1.518480114502579E-7 -1.988552208994692E-11 node 6.290810969956099E-16 -5.376297750805259E-15 -7.676474961843879E-11 2.727337936296435E-8 -2.724744996378096E-8 6.019372505621083E-10 peri -5.109719341701955E-12 1.391138843643427E-11 1.518480114502579E-7 -2.724744996378096E-8 5.620457612857362E-8 -6.049447971020247E-10 i 2.990784862702213E-15 -5.898877270904688E-15 -1.988552208994692E-11 6.019372505621083E-10 -6.049447971020247E-10 1.072790296532852E-10 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.5   n/a MPO437716   441387 (2008 FT17)          Discovered 2008-Mar-27 by Spacewatch at Kitt Peak Reference: Last Updated: 2015-09-02 Alternate Designations  2008 FT17 = 2013 CD120  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-10 09:06 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin