+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   100768 (1998 FN27) Classification: Main-belt Asteroid          SPK-ID: 2100768 [ 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 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1044437023991961 4.4718e-08   a 3.065172283546765 2.2776e-08 au q 2.745034341761742 1.3341e-07 au i 14.27987084712802 4.9413e-06 deg node 186.4667274664543 2.024e-05 deg peri 1.826169501278521 3.3241e-05 deg M 37.92914045135105 2.4876e-05 deg tp 2458793.985161646985 (2019-Nov-06.48516165) 0.00013549 TDB period 1960.111432064824 5.37 2.1847e-05 5.981e-08 d yr n .1836630275763293 2.0471e-09 deg/d Q 3.385310225331788 2.5155e-08 au   Orbit Determination Parameters    # obs. used (total)      498      data-arc span      8125 days (22.25 yr)      first obs. used      1998-03-20      last obs. used      2020-06-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58201      source      ORB      producer      Otto Matic      solution date      2020-Jun-24 01:13:03   Additional Information  Earth MOID = 1.74617 au   Jupiter MOID = 1.57003 au   T_jup = 3.177  [ 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 15.1   n/a MPO436469   diameter diameter 4.665 km 0.206 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.089   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   100768 (1998 FN27)          Discovered 1998-Mar-20 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] Alternate Designations  1998 FN27 = 2004 KC14  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Oct-24 03:42 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin