+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   137924 (2000 BD19) Classification: Aten [NEO]          SPK-ID: 2137924 [ 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 167 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .8950019841611399 2.9293e-08   a .8764416568269027 4.6294e-10 au q .09202463496534796 2.567e-08 au i 25.73217339577917 3.1795e-06 deg node 333.7060116031728 2.974e-06 deg peri 324.3389283449915 5.5904e-06 deg M 90.78085769050455 2.8416e-06 deg tp 2458924.925597118604 (2020-Mar-16.42559712) 2.3401e-06 TDB period 299.6973781637702 0.82 2.3745e-07 6.501e-10 d yr n 1.201211709644245 9.5173e-10 deg/d Q 1.660858678688457 8.7728e-10 au   Orbit Determination Parameters    # obs. used (total)      720      # delay obs. used      7      # Doppler obs. used      0      data-arc span      8399 days (23.00 yr)      first obs. used      1997-02-10      last obs. used      2020-02-09      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .39606      source      ORB      producer      Giorgini      solution date      2020-Apr-07 00:46:11   Additional Information  Earth MOID = .0904242 au   Jupiter MOID = 3.6765 au   T_jup = 6.267  [ 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 17.2   n/a MPO254091   diameter diameter 0.970 km 0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)   rotation period rot_per 10.570 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List: [Miles, R. (2008) J. Brit. Astron. Assoc. 118, 187-198.] [Warner, B.D. (2015) Minor Planet Bull. 42, 172-183.] [Vaduvescu, O.; Aznar Macias, A.; Tudor, V.; Predatu, M.; et al. (2017) Earth, Moon, and Planets 120, 41-100.] geometric albedo albedo 0.247   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)   137924 (2000 BD19)          Discovered 2000-Jan-26 by LINEAR at Socorro Reference: 20061205/Numbers.arc Last Updated: 2006-12-13 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Oct-29 05:56 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin