+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   7716 Ube (1996 DA3) Classification: Main-belt Asteroid          SPK-ID: 2007716 [ 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 35 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1449608954267942 3.1703e-08   a 2.325743782135688 5.8883e-09 au q 1.988601880943999 7.4804e-08 au i 6.443272165792703 3.5271e-06 deg node 193.2532328091852 7.6853e-06 deg peri 186.7381541041731 1.1422e-05 deg M 107.1610839785539 9.6171e-06 deg tp 2458814.865547315560 (2019-Nov-27.36554732) 3.4266e-05 TDB period 1295.511372339065 3.55 4.9199e-06 1.347e-08 d yr n .2778825471443099 1.0553e-09 deg/d Q 2.662885683327376 6.7418e-09 au   Orbit Determination Parameters    # obs. used (total)      2105      data-arc span      14751 days (40.39 yr)      first obs. used      1980-10-15      last obs. used      2021-03-05      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .47278      source      ORB      producer      Otto Matic      solution date      2021-Mar-16 20:03:45   Additional Information  Earth MOID = .989608 au   Jupiter MOID = 2.79545 au   T_jup = 3.552  [ 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 14.15   n/a E2021B10   diameter diameter 3.612 km 0.217 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.340   0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   7716 Ube (1996 DA3)          Discovered 1996-Feb-22 by Nakamura, A. at Kuma Kogen Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ show close-approach data ] Alternate Designations  1996 DA3 = 1980 TZ9 = 1987 QK7 = 1987 RZ1  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-10 14:53 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin