+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   48070 Zizza (2001 FB4) Classification: Main-belt Asteroid          SPK-ID: 2048070 [ 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 28 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1966610125881687 3.3206e-08   a 2.857738633020548 1.4452e-08 au q 2.295732859738398 9.7306e-08 au i 3.346682655492963 4.9891e-06 deg node 190.1652533407658 6.3064e-05 deg peri 79.00536365342255 6.4523e-05 deg M 331.5750524624016 1.5979e-05 deg tp 2459339.825097890364 (2021-May-05.32509789) 7.8898e-05 TDB period 1764.542755063565 4.83 1.3386e-05 3.665e-08 d yr n .2040188592579791 1.5477e-09 deg/d Q 3.419744406302698 1.7294e-08 au   Orbit Determination Parameters    # obs. used (total)      1456      data-arc span      8127 days (22.25 yr)      first obs. used      1998-10-18      last obs. used      2021-01-17      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .52275      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 10:06:08   Additional Information  Earth MOID = 1.28085 au   Jupiter MOID = 1.69185 au   T_jup = 3.272  [ 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 14.02   n/a E2021B10   diameter diameter 9.119 km 0.266 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.064   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   48070 Zizza           Discovered 2001 Mar. 19 by D. Healy at Junk Bond Observatory. Frank Zizza is associate professor of mathematics at the University of Arizona South and past president of the Huachuca Astronomy Club. He is credited with originating the idea of establishing an astronomical observatory on the university's campus in Sierra Vista. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20040504/MPCPages.arc Last Updated: 2004-05-11 [ show close-approach data ] Alternate Designations  2001 FB4 = 2000 CH6  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-23 07:23 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin