+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   175377 (2005 TA108) Classification: Outer Main-belt Asteroid          SPK-ID: 2175377 [ 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 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1413257246885211 4.9713e-08   a 3.203005669331497 3.1876e-08 au q 2.750338571931782 1.6943e-07 au i 5.121404898045306 5.2247e-06 deg node 288.8034530234334 6.9322e-05 deg peri 304.4649892021412 7.3143e-05 deg M 358.1521849321697 2.2229e-05 deg tp 2459211.247092611288 (2020-Dec-27.74709261) 0.00012929 TDB period 2093.798999380803 5.73 3.1256e-05 8.557e-08 d yr n .171936274736239 2.5667e-09 deg/d Q 3.655672766731213 3.6381e-08 au   Orbit Determination Parameters    # obs. used (total)      344      data-arc span      6682 days (18.29 yr)      first obs. used      2002-01-09      last obs. used      2020-04-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .60578      source      ORB      producer      Otto Matic      solution date      2020-May-21 03:45:23   Additional Information  Earth MOID = 1.74202 au   Jupiter MOID = 1.4039 au   T_jup = 3.172  [ 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 15.28   n/a E2021B55   diameter diameter 4.937 km 1.846 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.060   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   175377 (2005 TA108)          Discovered 2005-Oct-07 by Spacewatch at Kitt Peak Reference: 20080122/Numbers.arc Last Updated: 2008-01-28 [ show close-approach data ] Alternate Designations  2005 TA108 = 2004 OW6  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-12 07:57 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin