+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   120790 (1998 FX25) Classification: Main-belt Asteroid          SPK-ID: 2120790 [ 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 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .231162936100129 3.8908e-08   a 2.595296997437738 1.6734e-08 au q 1.995360523458181 1.0291e-07 au i 4.032287856296688 7.1925e-06 deg node 334.08654178787 9.3705e-05 deg peri 128.7825724110899 9.733e-05 deg M 158.1603832380669 2.8658e-05 deg tp 2458329.574604003630 (2018-Jul-30.07460400) 0.00011634 TDB period 1527.140600027073 4.18 1.477e-05 4.044e-08 d yr n .2357346795662547 2.2799e-09 deg/d Q 3.195233471417295 2.0602e-08 au   Orbit Determination Parameters    # obs. used (total)      639      data-arc span      7726 days (21.15 yr)      first obs. used      1998-02-28      last obs. used      2019-04-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .54884      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 17:54:45   Additional Information  Earth MOID = 1.01512 au   Jupiter MOID = 1.96952 au   T_jup = 3.376  [ 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 15.7   n/a MPO469252   diameter diameter 2.025 km 0.618 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.327   0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   120790 (1998 FX25)          Discovered 1998-Mar-20 by LINEAR at Socorro Reference: 20060314/Numbers.arc Last Updated: 2006-03-23 [ show close-approach data ] Alternate Designations  1998 FX25 = 2002 AY10  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Feb-24 21:21 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin