+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   180061 (2003 BG66) Classification: Main-belt Asteroid          SPK-ID: 2180061 [ 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 23 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1649425820750922 5.0602e-08   a 3.150052784156637 2.3664e-08 au q 2.630474944265009 1.571e-07 au i 9.079917817232186 5.9299e-06 deg node 322.0143950558476 2.6896e-05 deg peri 222.6984452576043 3.0655e-05 deg M 41.66420820184712 1.2937e-05 deg tp 2458964.160775790502 (2020-Apr-24.66077579) 7.3572e-05 TDB period 2042.091387006058 5.59 2.3011e-05 6.3e-08 d yr n .176289857687418 1.9865e-09 deg/d Q 3.669630624048267 2.7568e-08 au   Orbit Determination Parameters    # obs. used (total)      474      data-arc span      10309 days (28.22 yr)      first obs. used      1992-03-03      last obs. used      2020-05-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52951      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 09:09:41   Additional Information  Earth MOID = 1.64164 au   Jupiter MOID = 1.38426 au   T_jup = 3.167  [ 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 15.03   n/a E2021B55   diameter diameter 6.922 km 2.131 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.031   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   180061 (2003 BG66)          Discovered 2003-Jan-30 by LONEOS at Anderson Mesa Reference: 20080321/Numbers.arc Last Updated: 2008-03-26 [ show close-approach data ] Alternate Designations  2003 BG66 = 1992 EB18  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-13 06:30 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin