+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   277647 (2006 BM118) Classification: Main-belt Asteroid          SPK-ID: 2277647 [ 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 .05959454066958822 5.1129e-08   a 3.023389165091054 3.7827e-08 au q 2.843211676532043 1.4948e-07 au i 9.546185963841236 7.5439e-06 deg node 321.0331228188442 3.039e-05 deg peri 290.4502664231716 7.2083e-05 deg M 167.1899567522312 6.2388e-05 deg tp 2458108.741638653913 (2017-Dec-21.24163865) 0.00033593 TDB period 1920.169227391747 5.26 3.6036e-05 9.866e-08 d yr n .1874834753439958 3.5185e-09 deg/d Q 3.203566653650065 4.0081e-08 au   Orbit Determination Parameters    # obs. used (total)      162      data-arc span      5851 days (16.02 yr)      first obs. used      2003-10-29      last obs. used      2019-11-05      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5223      source      ORB      producer      Otto Matic      solution date      2019-Dec-04 20:11:07   Additional Information  Earth MOID = 1.84629 au   Jupiter MOID = 1.93943 au   T_jup = 3.222  [ hide covariance matrix ] Orbital Elements at Epoch 2457346.5 (2015-Nov-20.0) TDB Reference: JPL 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06185514337740561 5.1018e-08   q 2.834736174163831 1.5003e-07 au tp 2458113.803101122752 (2017-Dec-26.30310112) 0.00032382 TDB node 321.1726308369805 3.0326e-05 deg peri 291.4253201791498 7.0063e-05 deg i 9.560786806103305 7.5517e-06 deg   Orbit Determination Parameters    # obs. used (total)      162      data-arc span      5851 days (16.02 yr)      first obs. used      2003-10-29      last obs. used      2019-11-05      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5223      source      ORB      producer      Otto Matic      solution date      2019-Dec-04 20:11:07   Additional Information  Jupiter MOID = 1.93943 au   T_jup = 3.222  Orbit Covariance (6×6)   e q tp node peri i e 2.602879219165848E-15 -7.448742432970834E-15 3.794035755927121E-12 -7.057323222055494E-15 6.540156705889667E-13 -2.570212181023766E-15 q -7.448742432970834E-15 2.250964631855894E-14 -1.410225200223035E-11 2.180435621084027E-14 -2.587946376014907E-12 1.034114961619986E-14 tp 3.794035755927121E-12 -1.410225200223035E-11 1.048563940913196E-7 -8.366650658903072E-11 2.045272946361815E-8 -2.942226554741695E-11 node -7.057323222055494E-15 2.180435621084027E-14 -8.366650658903072E-11 9.196606778408066E-10 -9.222093003981598E-10 -2.433171419225093E-11 peri 6.540156705889667E-13 -2.587946376014907E-12 2.045272946361815E-8 -9.222093003981598E-10 4.908823774542919E-9 1.815526984047613E-11 i -2.570212181023766E-15 1.034114961619986E-14 -2.942226554741695E-11 -2.433171419225093E-11 1.815526984047613E-11 5.702771195732374E-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 16.1   n/a MPO503248   277647 (2006 BM118)          Discovered 2006-Jan-26 by Spacewatch at Kitt Peak Reference: 20110517/Numbers.arc Last Updated: 2011-05-20 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-21 09:11 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin