+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   393115 (2013 BH19) Classification: Main-belt Asteroid          SPK-ID: 2393115 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ 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 .1959637316434938 6.9616e-08   a 2.169396602700139 1.2978e-08 au q 1.744273549020301 1.5369e-07 au i 6.700879719546277 4.6036e-06 deg node 104.9822188473434 6.2129e-05 deg peri 288.0045799795263 6.6365e-05 deg M 162.5089501658397 1.5779e-05 deg tp 2458473.656478022268 (2018-Dec-21.15647802) 5.0756e-05 TDB period 1167.096752015397 3.20 1.0473e-05 2.867e-08 d yr n .3084577173043582 2.7679e-09 deg/d Q 2.594519656379976 1.5521e-08 au   Orbit Determination Parameters    # obs. used (total)      228      data-arc span      6943 days (19.01 yr)      first obs. used      1999-11-03      last obs. used      2018-11-06      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57939      source      ORB      producer      Otto Matic      solution date      2019-Jul-14 13:55:07   Additional Information  Earth MOID = .764874 au   Jupiter MOID = 2.85076 au   T_jup = 3.656  [ hide covariance matrix ] Orbital Elements at Epoch 2457287.5 (2015-Sep-22.0) TDB Reference: JPL 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1953290379862467 6.9372e-08   q 1.746084439495192 1.5307e-07 au tp 2457304.943385142566 (2015-Oct-09.44338514) 5.1894e-05 TDB node 105.0662722624267 6.2136e-05 deg peri 287.6655987623479 6.6427e-05 deg i 6.69947237699283 4.5983e-06 deg   Orbit Determination Parameters    # obs. used (total)      228      data-arc span      6943 days (19.01 yr)      first obs. used      1999-11-03      last obs. used      2018-11-06      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57939      source      ORB      producer      Otto Matic      solution date      2019-Jul-14 13:55:07   Additional Information  Jupiter MOID = 2.85076 au   T_jup = 3.656  Orbit Covariance (6×6)   e q tp node peri i e 4.812514728234539E-15 -1.059547855285669E-14 9.160731615669287E-13 -8.131587229750584E-14 4.27904329582292E-13 -3.446498614666949E-14 q -1.059547855285669E-14 2.343081130411089E-14 -2.070092691137147E-12 1.790212503943211E-13 -9.645367470268063E-13 7.648844076383224E-14 tp 9.160731615669287E-13 -2.070092691137147E-12 2.692956468781458E-9 -1.077877375893662E-10 1.268213420174672E-9 -4.46915683319293E-12 node -8.131587229750584E-14 1.790212503943211E-13 -1.077877375893662E-10 3.860820713533271E-9 -3.880673288527587E-9 -1.534955432775092E-10 peri 4.27904329582292E-13 -9.645367470268063E-13 1.268213420174672E-9 -3.880673288527587E-9 4.412484909430747E-9 1.509985562022418E-10 i -3.446498614666949E-14 7.648844076383224E-14 -4.46915683319293E-12 -1.534955432775092E-10 1.509985562022418E-10 2.114448076041749E-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 17.8   n/a MPO455788   393115 (2013 BH19)          Discovered 1999-Nov-03 by CSS at Catalina Reference: Last Updated: 2014-04-17 Alternate Designations  2013 BH19 = 1999 VT198 = 2002 RA294  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-13 03:47 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin