+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   351742 (2006 DD68) Classification: Inner Main-belt Asteroid          SPK-ID: 2351742 [ 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 9 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .02619369897670333 1.3485e-07   a 1.839074414673935 1.6418e-08 au q 1.790902253060209 2.5136e-07 au i 22.68618361679386 1.7052e-05 deg node 18.2716833297598 2.2684e-05 deg peri 295.809825986217 0.00028855 deg M 112.1337568687628 0.00029568 deg tp 2458716.753016922518 (2019-Aug-21.25301692) 0.00074822 TDB period 910.9559579587147 2.49 1.2199e-05 3.34e-08 d yr n .3951892480144638 5.292e-09 deg/d Q 1.88724657628766 1.6848e-08 au   Orbit Determination Parameters    # obs. used (total)      147      data-arc span      6088 days (16.67 yr)      first obs. used      2001-03-20      last obs. used      2017-11-19      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .66758      source      ORB      producer      Otto Matic      solution date      2019-Jul-14 12:52:55   Additional Information  Earth MOID = .814777 au   Jupiter MOID = 3.13933 au   T_jup = 3.926  [ hide covariance matrix ] Orbital Elements at Epoch 2456981.5 (2014-Nov-20.0) TDB Reference: JPL 9 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .02649938413988587 1.3476e-07   q 1.790373987253432 2.5132e-07 au tp 2456894.470448149281 (2014-Aug-24.97044815) 0.00074102 TDB node 18.29669756388104 2.2688e-05 deg peri 295.6469946865711 0.00028549 deg i 22.68746418119517 1.7053e-05 deg   Orbit Determination Parameters    # obs. used (total)      147      data-arc span      6088 days (16.67 yr)      first obs. used      2001-03-20      last obs. used      2017-11-19      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .66758      source      ORB      producer      Otto Matic      solution date      2019-Jul-14 12:52:55   Additional Information  Jupiter MOID = 3.13933 au   T_jup = 3.926  Orbit Covariance (6×6)   e q tp node peri i e 1.816088037021826E-14 -3.3801870827162E-14 4.363735101204964E-11 2.966695225494245E-13 1.753112438176884E-11 1.309253708851391E-13 q -3.3801870827162E-14 6.316191233528977E-14 -8.070586006517304E-11 -5.46662090498639E-13 -3.242497171858619E-11 -2.44701886468606E-13 tp 4.363735101204964E-11 -8.070586006517304E-11 5.491129708980022E-7 1.789282495231367E-9 2.109140609303278E-7 5.249555407470032E-10 node 2.966695225494245E-13 -5.46662090498639E-13 1.789282495231367E-9 5.147319969136957E-10 2.308222852396916E-10 -2.836367724258768E-10 peri 1.753112438176884E-11 -3.242497171858619E-11 2.109140609303278E-7 2.308222852396916E-10 8.15052405961825E-8 4.691347221689461E-10 i 1.309253708851391E-13 -2.44701886468606E-13 5.249555407470032E-10 -2.836367724258768E-10 4.691347221689461E-10 2.908015795266983E-10 [ 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 17.4   n/a MPO380090   351742 (2006 DD68)          Discovered 2006-Feb-24 by CSS at Catalina Reference: 20130127/Numbers.arc Last Updated: 2013-01-31 [ show close-approach data ] Alternate Designations  2006 DD68 = 2001 FC175  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Jul-10 06:36 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin