+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2011 BY10) Classification: Apollo [NEO]          SPK-ID: 3555654 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 8 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .4166343344523428 0.00023722   a 1.596123212727973 0.00042707 au q .9311234802891188 0.00012953 au i 1.931744372807731 0.0020853 deg node 302.5912098769095 0.0033286 deg peri 141.513791761826 0.03851 deg M 246.9401140812183 1.0308 deg tp 2459231.815156215069 (2021-Jan-17.31515621) 2.2017 TDB period 736.5428999039127 2.02 0.29561 0.0008093 d yr n .4887699006357465 0.00019617 deg/d Q 2.261122945166827 0.000605 au   Orbit Determination Parameters    # obs. used (total)      22      data-arc span      6 days      first obs. used      2011-01-24      last obs. used      2011-01-30      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      7      norm. resid. RMS      .39319      source      ORB      producer      Otto Matic      solution date      2017-Apr-06 08:54:53   Additional Information  Earth MOID = .00192923 au   Jupiter MOID = 2.99039 au   T_jup = 4.266  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 27.1   n/a MPO198990   [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Mar-03 03:59 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin