+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   14956 (1996 DB1) Classification: Main-belt Asteroid          SPK-ID: 2014956 [ 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 25 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .09768886353512264 3.4317e-08   a 2.412233026448848 8.8857e-09 au q 2.17658472351317 8.5175e-08 au i 6.586770713087671 4.603e-06 deg node 343.0814517710245 3.2697e-05 deg peri 300.4774663819861 4.1e-05 deg M 57.62048812911628 2.4909e-05 deg tp 2458781.470935641475 (2019-Oct-24.97093564) 9.4623e-05 TDB period 1368.444900924482 3.75 7.5612e-06 2.07e-08 d yr n .2630723383577916 1.4536e-09 deg/d Q 2.647881329384525 9.7538e-09 au   Orbit Determination Parameters    # obs. used (total)      2342      data-arc span      8930 days (24.45 yr)      first obs. used      1996-02-22      last obs. used      2020-08-04      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .39564      source      ORB      producer      Otto Matic      solution date      2020-Aug-25 00:55:56   Additional Information  Earth MOID = 1.16917 au   Jupiter MOID = 2.49757 au   T_jup = 3.503  [ 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 14.1   n/a MPO384884   diameter diameter 3.377 km 0.468 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.427   0.158 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   14956 (1996 DB1)          Discovered 1996-Feb-22 by Kobayashi, T. at Oizumi Reference: 20000523/Numbers.arc Last Updated: 2004-04-19 [ hide close-approach data ] Close-Approach Data   ...sorted by Date/Time (TDB) Date/Time (TDB) Time Uncertainty (days_HH:MM) Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified 1952-Dec-04 22:57 < 00:01 Juno 0.0218068624661011 0.0218021806825773 0.0218115462185019 9.2705995199429 9.2705994597639 2434351.455918239 0.319379340272634 404.072913629522 32.0129912742904 -54.9612465343123 83545.4144496763 T 25 CATAB v2.0f-lin.ifort 2020-Aug-25 00:56:10 2020-Aug-25 00:56 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Oct-27 10:26 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin