+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   26244 (1998 QB43) Classification: Main-belt Asteroid          SPK-ID: 2026244 [ 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 25 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2391191031635015 3.6516e-08   a 2.741949044044841 1.3761e-08 au q 2.086296647712818 9.9317e-08 au i 7.701443259227642 4.7837e-06 deg node 217.7258255763264 3.0276e-05 deg peri 250.7665440246364 3.1834e-05 deg M 230.1036930630512 1.2633e-05 deg tp 2459798.886517217448 (2022-Aug-07.38651722) 6.0636e-05 TDB period 1658.393154339985 4.54 1.2484e-05 3.418e-08 d yr n .2170775965023049 1.6342e-09 deg/d Q 3.397601440376864 1.7052e-08 au   Orbit Determination Parameters    # obs. used (total)      1215      data-arc span      9005 days (24.65 yr)      first obs. used      1996-03-22      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55718      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 20:50:26   Additional Information  Earth MOID = 1.11767 au   Jupiter MOID = 1.8395 au   T_jup = 3.295  [ hide covariance matrix ] Orbital Elements at Epoch 2457027.5 (2015-Jan-05.0) TDB Reference: JPL 25 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2395110651067778 3.6564e-08   q 2.083105233227862 9.9772e-08 au tp 2456477.318607148441 (2013-Jul-03.81860715) 4.9236e-05 TDB node 218.2625317647775 3.0065e-05 deg peri 249.1639693793188 3.1689e-05 deg i 7.731754182691732 4.8021e-06 deg   Orbit Determination Parameters    # obs. used (total)      1215      data-arc span      9005 days (24.65 yr)      first obs. used      1996-03-22      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55718      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 20:50:26   Additional Information  Jupiter MOID = 1.8395 au   T_jup = 3.295  Orbit Covariance (6×6)   e q tp node peri i e 1.336929864708941E-15 -3.62968663604476E-15 -5.467606566668365E-14 -6.605703728147306E-16 -3.170280079347545E-14 -8.191339901039873E-17 q -3.62968663604476E-15 9.954512949408644E-15 3.049051889162548E-13 2.541206470657213E-15 1.212958332010726E-13 6.13335465003119E-16 tp -5.467606566668365E-14 3.049051889162548E-13 2.424147296940807E-9 1.296658219392461E-12 5.095612922689259E-10 1.118911264548796E-12 node -6.605703728147306E-16 2.541206470657213E-15 1.296658219392461E-12 9.039231866234279E-10 -8.949155121459414E-10 8.802483360803163E-12 peri -3.170280079347545E-14 1.212958332010726E-13 5.095612922689259E-10 -8.949155121459414E-10 1.004187341428409E-9 -8.463429078757402E-12 i -8.191339901039873E-17 6.13335465003119E-16 1.118911264548796E-12 8.802483360803163E-12 -8.463429078757402E-12 2.306060757824722E-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 14.18   n/a E2021B10   26244 (1998 QB43)          Discovered 1998-Aug-19 by LINEAR at Socorro Reference: 20010705/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1998 QB43 = 1996 FS15  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-05 11:47 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin