+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   359 Georgia (A893 ED) Classification: Main-belt Asteroid          SPK-ID: 2000359 [ 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 96 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1575702651796801 3.0943e-08   a 2.727602268671621 7.8754e-09 au q 2.297813255892337 8.3962e-08 au i 6.771667618857772 3.6993e-06 deg node 6.054414594446853 3.2956e-05 deg peri 338.2396414345601 3.5796e-05 deg M 270.5639905416697 1.5631e-05 deg tp 2459409.270836536790 (2021-Jul-13.77083654) 7.2154e-05 TDB period 1645.394310910166 4.50 7.1261e-06 1.951e-08 d yr n .2187925396441066 9.4757e-10 deg/d Q 3.157391281450906 9.1163e-09 au   Orbit Determination Parameters    # obs. used (total)      2750      data-arc span      43311 days (118.58 yr)      first obs. used      1902-03-04      last obs. used      2020-10-01      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .43138      source      ORB      producer      Otto Matic      solution date      2020-Nov-13 04:30:30   Additional Information  Earth MOID = 1.29226 au   Jupiter MOID = 2.25885 au   T_jup = 3.328  [ 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 9.3   n/a MPO473765 IRAS observations used: 12 diameter diameter 43.89 km 4.2 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 12 rotation period rot_per 5.537 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Behrend, R. (2003) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Warner, B.D. (2009) Minor Planet Bull. 36, 109-116.] [Behrend, R. (2010) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Schmidt, R.E. (2015) Minor Planet Bull. 42, 1-3.] [Franco, L.; Marchini, A.; Battista Casalnuovo, G.; Chinaglia, B.; et al. (2019) Minor Planet Bull. 46, 350-352.] geometric albedo albedo 0.2621   0.059 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 12 B-V BV 0.723   0.030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=15.54, mean=16.39, max.=17.24) deg. U-B UB 0.303   0.035 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=15.54, mean=16.39, max.=17.24) deg. Tholen spectral type spec_T CX   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices SMASSII spectral type spec_B X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) 359 Georgia (A893 ED)          Discovered 1893-Mar-10 by Charlois, A. at Nice Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ show close-approach data ] Alternate Designations  A893 ED = 1952 HM4 = 1953 TR = 1958 XO = A902 EB  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-17 20:21 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin