+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   382631 (2002 QQ14) Classification: Main-belt Asteroid          SPK-ID: 2382631 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1408134527261552 5.2768e-08   a 2.260843916677279 1.1716e-08 au q 1.942486678695028 1.2111e-07 au i 6.397770947780169 5.9963e-06 deg node 175.304542754699 4.1572e-05 deg peri 181.4494657412118 4.617e-05 deg M 120.6127833816798 1.8225e-05 deg tp 2458784.498269745653 (2019-Oct-27.99826975) 6.2506e-05 TDB period 1241.664595515109 3.40 9.6515e-06 2.642e-08 d yr n .2899333695269394 2.2537e-09 deg/d Q 2.579201154659531 1.3365e-08 au   Orbit Determination Parameters    # obs. used (total)      184      data-arc span      6759 days (18.51 yr)      first obs. used      2002-08-12      last obs. used      2021-02-12      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .52007      source      ORB      producer      Otto Matic      solution date      2021-Apr-14 10:54:54   Additional Information  Earth MOID = .936456 au   Jupiter MOID = 2.86104 au   T_jup = 3.599  [ hide covariance matrix ] Orbital Elements at Epoch 2457833.5 (2017-Mar-21.0) TDB Reference: JPL 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1417335643366707 5.2862e-08   q 1.939775315057754 1.214e-07 au tp 2457542.581591685172 (2016-Jun-03.08159169) 6.1586e-05 TDB node 175.3629335769478 4.154e-05 deg peri 181.2387894071411 4.6053e-05 deg i 6.40077676963033 5.9995e-06 deg   Orbit Determination Parameters    # obs. used (total)      184      data-arc span      6759 days (18.51 yr)      first obs. used      2002-08-12      last obs. used      2021-02-12      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .52007      source      ORB      producer      Otto Matic      solution date      2021-Apr-14 10:54:54   Additional Information  Jupiter MOID = 2.86104 au   T_jup = 3.599  Orbit Covariance (6×6)   e q tp node peri i e 2.794347141189748E-15 -6.39609809502004E-15 -4.691024590877698E-13 -2.757355794256985E-14 -1.310549724242787E-13 -5.444507043855895E-15 q -6.39609809502004E-15 1.473905244190786E-14 1.01859681173869E-12 6.232371489875052E-14 2.896852165975039E-13 1.270846374320613E-14 tp -4.691024590877698E-13 1.01859681173869E-12 3.792848294956327E-9 1.750939938697614E-11 1.239142978933872E-9 -2.496317258709863E-12 node -2.757355794256985E-14 6.232371489875052E-14 1.750939938697614E-11 1.725609734090547E-9 -1.707630068345193E-9 -2.166000349356463E-11 peri -1.310549724242787E-13 2.896852165975039E-13 1.239142978933872E-9 -1.707630068345193E-9 2.120906034957324E-9 2.077463035460744E-11 i -5.444507043855895E-15 1.270846374320613E-14 -2.496317258709863E-12 -2.166000349356463E-11 2.077463035460744E-11 3.599403320909889E-11 [ 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 MPO507685   382631 (2002 QQ14)          Discovered 2002-Aug-26 by NEAT at Palomar Reference: Last Updated: 2014-01-21 [ show close-approach data ] Alternate Designations  2002 QQ14 = 2009 SE178  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-16 15:40 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin