+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   20045 (1993 FV11) Classification: Main-belt Asteroid          SPK-ID: 2020045 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 33 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1720809886187162 3.6509e-08   a 2.580484468876985 9.2913e-09 au q 2.136432150357391 9.8021e-08 au i 3.668963620130318 3.1512e-06 deg node 100.5842692757687 6.1689e-05 deg peri 336.0333341335067 6.2526e-05 deg M 337.2025230332837 9.9633e-06 deg tp 2459296.381448414170 (2021-Mar-22.88144841) 4.1973e-05 TDB period 1514.085154225415 4.15 8.1774e-06 2.239e-08 d yr n .2377673402287409 1.2842e-09 deg/d Q 3.024536787396579 1.089e-08 au   Orbit Determination Parameters    # obs. used (total)      2019      data-arc span      22743 days (62.27 yr)      first obs. used      1958-12-03      last obs. used      2021-03-10      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .47193      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 03:11:59   Additional Information  Earth MOID = 1.15197 au   Jupiter MOID = 2.23055 au   T_jup = 3.401  [ 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 14.20   n/a E2021B10   diameter diameter 4.086 km 0.662 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.555   0.084 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   20045 (1993 FV11)          Discovered 1993-Mar-17 by UESAC at La Silla Reference: 20010109/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1993 FV11 = 1958 XJ = 1997 CU21  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-14 13:12 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin