+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   227924 (2007 FW43) Classification: Main-belt Asteroid          SPK-ID: 2227924 [ 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 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .05098095649615097 6.4279e-08   a 2.665524832574118 2.7501e-08 au q 2.529633827045247 1.7555e-07 au i 15.07236092427841 6.7931e-06 deg node 77.47635497572051 2.6055e-05 deg peri 173.0058815541548 7.4017e-05 deg M 10.91219353671268 6.6501e-05 deg tp 2459152.318303755856 (2020-Oct-29.81830376) 0.00029382 TDB period 1589.543897799764 4.35 2.46e-05 6.735e-08 d yr n .2264800616694572 3.505e-09 deg/d Q 2.801415838102989 2.8903e-08 au   Orbit Determination Parameters    # obs. used (total)      301      data-arc span      6698 days (18.34 yr)      first obs. used      2002-01-23      last obs. used      2020-05-26      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .56383      source      ORB      producer      Otto Matic      solution date      2021-Apr-14 00:41:41   Additional Information  Earth MOID = 1.51379 au   Jupiter MOID = 2.23978 au   T_jup = 3.333  [ 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 15.84   n/a E2021B55   227924 (2007 FW43)          Discovered 2007-Mar-26 by CSS at Catalina Reference: 20091202/Numbers.arc Last Updated: 2009-12-04 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-20 22:20 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin