+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   136300 (2004 BU14) Classification: Main-belt Asteroid          SPK-ID: 2136300 [ 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 .06444169020289761 5.1682e-08   a 2.781939917688013 2.0451e-08 au q 2.602667007349287 1.5533e-07 au i 5.392173915912327 4.5882e-06 deg node 124.1460628874914 4.9308e-05 deg peri 287.2043437305109 6.7286e-05 deg M 256.4154064650694 4.9031e-05 deg tp 2459488.155033832483 (2021-Sep-30.65503383) 0.00023361 TDB period 1694.806208034146 4.64 1.8689e-05 5.117e-08 d yr n .2124136661132332 2.3423e-09 deg/d Q 2.961212828026738 2.1769e-08 au   Orbit Determination Parameters    # obs. used (total)      485      data-arc span      9393 days (25.72 yr)      first obs. used      1995-01-29      last obs. used      2020-10-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58016      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 15:53:51   Additional Information  Earth MOID = 1.61986 au   Jupiter MOID = 2.27064 au   T_jup = 3.323  [ 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 15.6   n/a MPO436671   diameter diameter 5.475 km 0.733 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.037   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   136300 (2004 BU14)          Discovered 2004-Jan-16 by NEAT at Palomar Reference: 20060907/Numbers.arc Last Updated: 2006-09-10 [ hide close-approach data ] Close-Approach Data   ...sorted by Date/Time (TDB) Date/Time (TDB) Time Uncertainty (days_HH:MM) Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified 1904-Apr-13 09:46 00:04 Psych 0.0379201175898827 0.03789091097114 0.0379493283271418 1.92812663544094 1.92812646996001 2416583.907218305 4.27589160832937 1580.64330380265 78.7213871080831 23.2838159865099 28563.7335687782 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 15:53:52 2020-Nov-12 15:53 Alternate Designations  2004 BU14 = 2004 AD5  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-20 08:22 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin