+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   117705 (2005 FS2) Classification: Main-belt Asteroid          SPK-ID: 2117705 [ 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 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1821259518145824 4.8107e-08   a 2.78395738480983 2.0159e-08 au q 2.276926496290104 1.42e-07 au i 12.15770947125563 5.2544e-06 deg node 65.54205674036842 2.6181e-05 deg peri 199.3814546738543 3.0508e-05 deg M 42.15343520004416 1.6593e-05 deg tp 2458801.834354380012 (2019-Nov-14.33435438) 7.7427e-05 TDB period 1696.650156358329 4.65 1.8429e-05 5.046e-08 d yr n .2121828113184512 2.3047e-09 deg/d Q 3.290988273329555 2.3831e-08 au   Orbit Determination Parameters    # obs. used (total)      538      data-arc span      13509 days (36.99 yr)      first obs. used      1982-05-16      last obs. used      2019-05-11      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58545      source      ORB      producer      Otto Matic      solution date      2019-May-30 06:55:02   Additional Information  Earth MOID = 1.26518 au   Jupiter MOID = 1.79585 au   T_jup = 3.275  [ 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 15.3   n/a MPO475033   diameter diameter 2.429 km 0.504 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.299   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   117705 (2005 FS2)          Discovered 2005-Mar-18 by CSS at Catalina Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] Alternate Designations  2005 FS2 = 1982 KK2 = 2000 EP205  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Sep-18 12:02 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin