+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   101343 (1998 TL10) Classification: Main-belt Asteroid          SPK-ID: 2101343 [ 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 26 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1758585068735796 3.5326e-08   a 2.368441755003125 6.0605e-09 au q 1.951931124351235 8.5108e-08 au i .1608338163622576 3.9625e-06 deg node 179.9688442563265 0.0014308 deg peri 274.5033573743639 0.0014309 deg M 344.4963447841964 1.3596e-05 deg tp 2459257.835564290927 (2021-Feb-12.33556429) 5.0263e-05 TDB period 1331.350759380506 3.65 5.1101e-06 1.399e-08 d yr n .2704020690742029 1.0379e-09 deg/d Q 2.784952385655015 7.1262e-09 au   Orbit Determination Parameters    # obs. used (total)      1147      data-arc span      9679 days (26.50 yr)      first obs. used      1994-09-06      last obs. used      2021-03-07      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .49935      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 15:36:21   Additional Information  Earth MOID = .96846 au   Jupiter MOID = 2.38982 au   T_jup = 3.525  [ 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 15.71   n/a E2021B55   diameter diameter 1.892 km 0.257 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.284   0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   101343 (1998 TL10)          Discovered 1998-Oct-12 by Spacewatch at Kitt Peak Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] Alternate Designations  1998 TL10 = 2000 HO74  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-20 03:07 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin