+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   180454 (2004 BH150) Classification: Main-belt Asteroid          SPK-ID: 2180454 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .0951870579195096 4.9735e-08   a 2.457925892493919 1.3733e-08 au q 2.223963158203238 1.17e-07 au i 5.654983753239418 3.9525e-06 deg node 97.54714004458991 5.5677e-05 deg peri 53.18664387141079 6.4072e-05 deg M 117.7410001321617 3.16e-05 deg tp 2458740.162003195374 (2019-Sep-13.66200320) 0.00012208 TDB period 1407.510371609264 3.85 1.1796e-05 3.23e-08 d yr n .255770761808595 2.1435e-09 deg/d Q 2.691888626784599 1.504e-08 au   Orbit Determination Parameters    # obs. used (total)      365      data-arc span      8444 days (23.12 yr)      first obs. used      1997-05-10      last obs. used      2020-06-22      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .61607      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 21:26:35   Additional Information  Earth MOID = 1.24052 au   Jupiter MOID = 2.31027 au   T_jup = 3.479  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.93   n/a E2021B55   180454 (2004 BH150)          Discovered 2004-Jan-17 by NEAT at Palomar Reference: 20080321/Numbers.arc Last Updated: 2008-03-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-17 03:47 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin