+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   469093 (2015 BJ456) Classification: Main-belt Asteroid          SPK-ID: 2469093 [ 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 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .05990275865301202 1.285e-07   a 3.074780328285449 7.7626e-08 au q 2.890592504369137 3.7775e-07 au i 10.05456964101969 9.2538e-06 deg node 135.9348088023448 4.4481e-05 deg peri 82.26648643858756 0.00019401 deg M 288.3276943970548 0.0001803 deg tp 2459392.574360091807 (2021-Jun-27.07436009) 0.00099432 TDB period 1969.334855990044 5.39 7.4577e-05 2.042e-07 d yr n .1828028376713096 6.9226e-09 deg/d Q 3.258968152201762 8.2276e-08 au   Orbit Determination Parameters    # obs. used (total)      91      data-arc span      5846 days (16.01 yr)      first obs. used      2004-02-12      last obs. used      2020-02-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55097      source      ORB      producer      Otto Matic      solution date      2020-Aug-26 01:42:20   Additional Information  Earth MOID = 1.90634 au   Jupiter MOID = 1.78527 au   T_jup = 3.203  [ hide covariance matrix ] Orbital Elements at Epoch 2457582.5 (2016-Jul-13.0) TDB Reference: JPL 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06046817005389183 1.2594e-07   q 2.887339070256314 3.699e-07 au tp 2457418.603177197431 (2016-Jan-31.10317720) 0.00095211 TDB node 135.9599128392303 4.4488e-05 deg peri 81.37457833739795 0.00019363 deg i 10.05509916808464 9.2544e-06 deg   Orbit Determination Parameters    # obs. used (total)      91      data-arc span      5846 days (16.01 yr)      first obs. used      2004-02-12      last obs. used      2020-02-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55097      source      ORB      producer      Otto Matic      solution date      2020-Aug-26 01:42:20   Additional Information  Jupiter MOID = 1.78527 au   T_jup = 3.203  Orbit Covariance (6×6)   e q tp node peri i e 1.586212712234727E-14 -4.577146247383566E-14 9.376309179555725E-11 9.589745620434859E-14 1.885799763867712E-11 -6.661801695197927E-14 q -4.577146247383566E-14 1.36826268410376E-13 -2.538002471881461E-10 -2.639201624589002E-13 -5.111902884636437E-11 1.945801228672159E-13 tp 9.376309179555725E-11 -2.538002471881461E-10 9.065107524916405E-7 8.553040447082986E-10 1.794556994278507E-7 -4.542810330739633E-10 node 9.589745620434859E-14 -2.639201624589002E-13 8.553040447082986E-10 1.979163857936807E-9 -1.777924686864287E-9 -7.515076718416395E-11 peri 1.885799763867712E-11 -5.111902884636437E-11 1.794556994278507E-7 -1.777924686864287E-9 3.749318958217524E-8 -1.700763060085722E-11 i -6.661801695197927E-14 1.945801228672159E-13 -4.542810330739633E-10 -7.515076718416395E-11 -1.700763060085722E-11 8.564450622761121E-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 16.7   n/a MPO386729   469093 (2015 BJ456)          Discovered 2010-Mar-20 by Mt. Lemmon Survey at Mount Lemmon Reference: Last Updated: 2016-06-21 [ show close-approach data ] Alternate Designations  2015 BJ456 = 2010 FK54  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Sep-18 15:02 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin