+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   376673 (2013 QA29) Classification: Main-belt Asteroid          SPK-ID: 2376673 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .04543566891799349 1.2055e-07   a 2.811228089235273 4.0295e-08 au q 2.683498060519816 3.2585e-07 au i 2.615049910183185 1.2478e-05 deg node 343.0113949930636 0.00015442 deg peri 9.018950795679931 0.00017202 deg M 144.5221950512202 7.6534e-05 deg tp 2458309.346358416281 (2018-Jul-09.84635842) 0.00036365 TDB period 1721.640823971404 4.71 3.7016e-05 1.013e-07 d yr n .2091028482756165 4.4958e-09 deg/d Q 2.93895811795073 4.2126e-08 au   Orbit Determination Parameters    # obs. used (total)      101      data-arc span      7401 days (20.26 yr)      first obs. used      1999-10-16      last obs. used      2020-01-20      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55876      source      ORB      producer      Otto Matic      solution date      2020-Feb-26 02:47:38   Additional Information  Earth MOID = 1.67731 au   Jupiter MOID = 2.26517 au   T_jup = 3.318  [ hide covariance matrix ] Orbital Elements at Epoch 2456960.5 (2014-Oct-30.0) TDB Reference: JPL 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .04444606635049168 1.2007e-07   q 2.685342217167692 3.2379e-07 au tp 2456570.389400435486 (2013-Oct-04.88940044) 0.00037155 TDB node 343.0797636490221 0.00015414 deg peri 5.468805626440185 0.00017291 deg i 2.619489520241846 1.2476e-05 deg   Orbit Determination Parameters    # obs. used (total)      101      data-arc span      7401 days (20.26 yr)      first obs. used      1999-10-16      last obs. used      2020-01-20      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55876      source      ORB      producer      Otto Matic      solution date      2020-Feb-26 02:47:38   Additional Information  Jupiter MOID = 2.26517 au   T_jup = 3.318  Orbit Covariance (6×6)   e q tp node peri i e 1.441645276792565E-14 -3.864475604516638E-14 5.261882133107451E-12 7.38208709503062E-14 1.104288154349323E-12 6.108249992248267E-15 q -3.864475604516638E-14 1.0483873458918E-13 -1.346400439241409E-11 -1.959463280621301E-13 -2.769435518757992E-12 -1.567670293170736E-14 tp 5.261882133107451E-12 -1.346400439241409E-11 1.380461651543851E-7 -1.576207161444198E-11 2.914122232176051E-8 6.923938006154377E-12 node 7.38208709503062E-14 -1.959463280621301E-13 -1.576207161444198E-11 2.376014265324748E-8 -2.37377463471319E-8 4.125817495064111E-10 peri 1.104288154349323E-12 -2.769435518757992E-12 2.914122232176051E-8 -2.37377463471319E-8 2.989952174912539E-8 -4.106497700284098E-10 i 6.108249992248267E-15 -1.567670293170736E-14 6.923938006154377E-12 4.125817495064111E-10 -4.106497700284098E-10 1.556520055352282E-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 17.1   n/a MPO460476   376673 (2013 QA29)          Discovered 2004-Oct-05 by Spacewatch at Kitt Peak Reference: Last Updated: 2013-10-21 [ show close-approach data ] Alternate Designations  2013 QA29 = 2004 TQ91  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-19 06:50 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin