+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   243409 (2009 BF82) Classification: Main-belt Asteroid          SPK-ID: 2243409 [ 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 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1392058276583227 4.7056e-08   a 2.873748957132558 2.9799e-08 au q 2.473706355072678 1.4821e-07 au i 14.93708315544965 5.3066e-06 deg node 92.15965938606912 2.2397e-05 deg peri 208.9182511979123 3.3549e-05 deg M 306.0409898503303 2.502e-05 deg tp 2459267.206217576293 (2021-Feb-21.70621758) 0.00012384 TDB period 1779.392136014808 4.87 2.7677e-05 7.578e-08 d yr n .2023162813376647 3.1469e-09 deg/d Q 3.273791559192437 3.3947e-08 au   Orbit Determination Parameters    # obs. used (total)      398      data-arc span      6439 days (17.63 yr)      first obs. used      2002-10-31      last obs. used      2020-06-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53549      source      ORB      producer      Otto Matic      solution date      2020-Jun-24 04:34:59   Additional Information  Earth MOID = 1.46779 au   Jupiter MOID = 1.93756 au   T_jup = 3.233  [ show covariance matrix ] [ 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 15.3   n/a MPO433595   diameter diameter 2.705 km 0.663 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.183   0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   243409 (2009 BF82)          Discovered 2009-Jan-20 by CSS at Catalina Reference: 20100626/Numbers.arc Last Updated: 2010-06-28 [ show close-approach data ] Alternate Designations  2009 BF82 = 2005 GA210 = 2007 VK324  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Jul-08 05:31 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin