+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   13499 Steinberg (1986 TQ5) Classification: Outer Main-belt Asteroid          SPK-ID: 2013499 [ 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 34 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1893682794513614 2.9643e-08   a 3.212113908874974 1.2215e-08 au q 2.603841424549532 9.7158e-08 au i 1.920983754522389 3.4558e-06 deg node 144.6896885464264 8.3825e-05 deg peri 217.5066432330757 8.4346e-05 deg M 3.326623579691881 7.9635e-06 deg tp 2459181.069409702535 (2020-Nov-27.56940970) 4.6505e-05 TDB period 2102.736405101542 5.76 1.1994e-05 3.284e-08 d yr n .1712054821168207 9.7659e-10 deg/d Q 3.820386393200414 1.4528e-08 au   Orbit Determination Parameters    # obs. used (total)      1902      data-arc span      12523 days (34.29 yr)      first obs. used      1986-10-01      last obs. used      2021-01-13      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .485      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 02:12:28   Additional Information  Earth MOID = 1.59992 au   Jupiter MOID = 1.63656 au   T_jup = 3.162  [ 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 13.69   n/a E2021B10   diameter diameter 9.366 km 0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.080   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   13499 Steinberg           Discovered 1986 Oct. 1 at Caussols. Jean Louis Steinberg (b. 1922) is a co-founder of the Nançay Radio Observatory and Astronomy and Astrophysics. He was among the first in France to launch space-astronomy missions using sounding rockets and satellites to study the physics of ionospheric plasma and the terrestrial magnetosphere. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20000523/MPCPages.arc Last Updated: 2013-03-29 [ show close-approach data ] Alternate Designations  1986 TQ5 = 1986 UB2 = 1991 NX5 = 1997 OS = 1998 XV58  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Feb-27 19:36 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin