+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   160029 (1998 FM101) Classification: Main-belt Asteroid          SPK-ID: 2160029 [ 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 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1922646756923465 1.0824e-07   a 2.600169906477543 1.4959e-08 au q 2.10024908266364 2.7645e-07 au i 10.49615821248056 1.2048e-05 deg node 339.3362207316339 4.4982e-05 deg peri 243.8785708284169 5.143e-05 deg M 78.33451751362357 2.1942e-05 deg tp 2458667.264170690101 (2019-Jul-02.76417069) 9.4535e-05 TDB period 1531.443638887544 4.19 1.3216e-05 3.618e-08 d yr n .2350723140301184 2.0286e-09 deg/d Q 3.100090730291447 1.7835e-08 au   Orbit Determination Parameters    # obs. used (total)      479      data-arc span      7743 days (21.20 yr)      first obs. used      1998-02-27      last obs. used      2019-05-11      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58531      source      ORB      producer      Otto Matic      solution date      2019-May-30 07:32:55   Additional Information  Earth MOID = 1.11754 au   Jupiter MOID = 1.98672 au   T_jup = 3.365  [ 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 MPO396303   diameter diameter 3.189 km 0.249 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.037   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)   160029 (1998 FM101)          Discovered 1998-Mar-31 by LINEAR at Socorro Reference: 20070730/Numbers.arc Last Updated: 2007-08-06 [ show close-approach data ] Alternate Designations  1998 FM101 = 2002 AE155  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Jul-14 13:50 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin