+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   266928 (2010 FE16) Classification: Main-belt Asteroid          SPK-ID: 2266928 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 23 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .08602160356950707 5.7485e-08   a 3.107830624190169 4.5011e-08 au q 2.840490050274909 1.9216e-07 au i 11.37141246356721 6.8896e-06 deg node 3.495693613628184 3.0886e-05 deg peri 116.0317112257779 5.0631e-05 deg M 14.25520344107166 3.923e-05 deg tp 2458921.258012712710 (2020-Mar-12.75801271) 0.0002178 TDB period 2001.172101215547 5.48 4.3475e-05 1.19e-07 d yr n .1798945726763478 3.9081e-09 deg/d Q 3.37517119810543 4.8883e-08 au   Orbit Determination Parameters    # obs. used (total)      271      data-arc span      5826 days (15.95 yr)      first obs. used      2004-02-16      last obs. used      2020-01-29      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .56494      source      ORB      producer      Otto Matic      solution date      2020-Feb-25 12:51:05   Additional Information  Earth MOID = 1.87796 au   Jupiter MOID = 1.70517 au   T_jup = 3.184  [ 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 15.5   n/a MPO503218   diameter diameter 3.427 km 1.365 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.104   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   266928 (2010 FE16)          Discovered 2010-Mar-18 by Spacewatch at Kitt Peak Reference: 20110218/Numbers.arc Last Updated: 2011-02-22 [ show close-approach data ] Alternate Designations  2010 FE16 = 2007 RT201  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Jul-05 21:20 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin