+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   134587 (1999 TZ62) Classification: Main-belt Asteroid          SPK-ID: 2134587 [ 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 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1279248431661962 7.6632e-08   a 2.547689876622531 1.5501e-08 au q 2.221777048719488 1.989e-07 au i 15.41610966655036 4.3785e-06 deg node 38.53199972787647 1.6735e-05 deg peri 178.5002523442605 5.4658e-05 deg M 257.119902775164 6.2025e-05 deg tp 2459624.970129879795 (2022-Feb-14.47012988) 0.00025697 TDB period 1485.313980825406 4.07 1.3555e-05 3.711e-08 d yr n .2423729963141825 2.212e-09 deg/d Q 2.873602704525574 1.7483e-08 au   Orbit Determination Parameters    # obs. used (total)      629      data-arc span      7808 days (21.38 yr)      first obs. used      1999-10-01      last obs. used      2021-02-15      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .51505      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 18:09:02   Additional Information  Earth MOID = 1.2135 au   Jupiter MOID = 2.09444 au   T_jup = 3.380  [ 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 15.76   n/a E2021B55   diameter diameter 2.857 km 0.607 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.150   0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   134587 (1999 TZ62)          Discovered 1999-Oct-07 by Spacewatch at Kitt Peak Reference: 20060907/Numbers.arc Last Updated: 2006-09-10 [ show close-approach data ] Alternate Designations  1999 TZ62 = 2001 CB42  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-19 07:49 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin