+ 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 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 174 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .8949973978171082 2.9143e-08   a .8764481253783992 4.6198e-10 au q .09202933384304934 2.5539e-08 au i 25.73477407658375 3.1656e-06 deg node 333.701649771465 2.9603e-06 deg peri 324.3439325167565 5.5546e-06 deg M 331.0118750961486 2.915e-06 deg tp 2459224.632670028679 (2021-Jan-10.13267003) 2.4362e-06 TDB period 299.7006960312276 0.82 2.3696e-07 6.488e-10 d yr n 1.201198411506156 9.4974e-10 deg/d Q 1.660866916913749 8.7545e-10 au   Orbit Determination Parameters    # obs. used (total)      743      # delay obs. used      7      # Doppler obs. used      0      data-arc span      8772 days (24.02 yr)      first obs. used      1997-02-10      last obs. used      2021-02-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .40868      source      ORB      producer      Otto Matic      solution date      2021-Mar-02 05:51:04   Additional Information  Earth MOID = .090402 au   Jupiter MOID = 3.67628 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. 2020-October); 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, A.M.; 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 ] 2021-Mar-04 19:52 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin