+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   118176 (1992 BK3) Classification: Main-belt Asteroid          SPK-ID: 2118176 [ 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 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .09591617334304474 6.3796e-08   a 2.392902796575931 1.3703e-08 au q 2.163384717146498 1.524e-07 au i 9.997051656275428 6.5717e-06 deg node 278.1880797073211 3.5469e-05 deg peri 248.2769652859077 4.7213e-05 deg M 200.3638506728499 3.046e-05 deg tp 2459600.035295003614 (2022-Jan-20.53529500) 0.00011508 TDB period 1352.029017932426 3.70 1.1614e-05 3.18e-08 d yr n .2662664744803522 2.2872e-09 deg/d Q 2.622420876005365 1.5017e-08 au   Orbit Determination Parameters    # obs. used (total)      388      data-arc span      10466 days (28.65 yr)      first obs. used      1992-01-26      last obs. used      2020-09-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55499      source      ORB      producer      Otto Matic      solution date      2020-Oct-22 20:11:32   Additional Information  Earth MOID = 1.19457 au   Jupiter MOID = 2.44529 au   T_jup = 3.504  [ 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 15.8   n/a MPO396011   diameter diameter 2.104 km 0.462 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.230   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   118176 (1992 BK3)          Discovered 1992-Jan-26 by Spacewatch at Kitt Peak Reference: 20051116/Numbers.arc Last Updated: 2005-11-21 [ show close-approach data ] Alternate Designations  1992 BK3 = 2001 RU51 = 2002 YX10  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Oct-30 16:18 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin