+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   2719 Suzhou (1965 SU) Classification: Main-belt Asteroid          SPK-ID: 2002719 [ 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 31 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1228425523288813 3.2862e-08   a 2.188115497947277 5.4068e-09 au q 1.919321805389052 7.2405e-08 au i .6244708100800304 3.4726e-06 deg node 125.653675144698 0.00034197 deg peri 321.349251192737 0.00034231 deg M 251.5477296764209 1.5846e-05 deg tp 2459356.655731123636 (2021-May-22.15573112) 5.251e-05 TDB period 1182.234939130018 3.24 4.3819e-06 1.2e-08 d yr n .3045080026690097 1.1287e-09 deg/d Q 2.456909190505501 6.071e-09 au   Orbit Determination Parameters    # obs. used (total)      2558      data-arc span      41178 days (112.74 yr)      first obs. used      1907-11-07      last obs. used      2020-08-03      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .47574      source      ORB      producer      Otto Matic      solution date      2020-Aug-24 22:55:56   Additional Information  Earth MOID = .935701 au   Jupiter MOID = 2.71033 au   T_jup = 3.665  [ 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 13.0   n/a MPO265972   diameter diameter 6.784 km 0.207 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   geometric albedo albedo 0.153   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   2719 Suzhou (1965 SU)          Discovered 1965-Sep-22 by Purple Mountain Observatory at Nanking Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ show close-approach data ] Alternate Designations  1965 SU = 1962 XG = 1973 AH2 = 1975 WU = 1978 RQ5 = 1978 TC4 = 1980 KT = 1981 QU = A907 VJ  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Oct-30 23:02 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin