+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   379981 (2012 TK108) Classification: Main-belt Asteroid          SPK-ID: 2379981 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1330018897117799 7.0213e-08   a 3.09589927851475 6.5826e-08 au q 2.684138824114952 2.5439e-07 au i 12.67957635341238 1.5614e-05 deg node 205.9625572808303 3.4714e-05 deg peri 60.28449383727212 9.3888e-05 deg M 212.4600795250596 9.1855e-05 deg tp 2459815.928160555827 (2022-Aug-24.42816056) 0.00052746 TDB period 1989.659048582433 5.45 6.3457e-05 1.737e-07 d yr n .1809355227251062 5.7706e-09 deg/d Q 3.507659732914548 7.4581e-08 au   Orbit Determination Parameters    # obs. used (total)      132      data-arc span      7209 days (19.74 yr)      first obs. used      2000-05-01      last obs. used      2020-01-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .47028      source      ORB      producer      Otto Matic      solution date      2020-Feb-26 03:15:37   Additional Information  Earth MOID = 1.69653 au   Jupiter MOID = 1.62051 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 16.0   n/a MPO471897   diameter diameter 4.622 km 1.131 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.109   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   379981 (2012 TK108)          Discovered 2007-Oct-10 by Mt. Lemmon Survey at Mount Lemmon Reference: Last Updated: 2013-11-20 [ 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 1904-Sep-06 06:30 00:10 Jupiter 1.74216258602146 1.74215546209001 1.74216971016771 4.05912164312174 3.93752307336836 2416729.770620968 10.4089190973479 1066.60870147362 70.5871629239283 -71.8670541411406 823850.512294348 T 14 CATAB v2.0f-lin.ifort 2020-Feb-26 03:15:39 2020-Feb-26 03:15 1964-Dec-14 09:27 00:05 Jupiter 1.62032439993976 1.62032310413232 1.62032569575733 3.58824107877334 3.43947330086375 2438743.893745097 4.79416294635061 672.071560171489 48.6811361277065 -89.3596871967743 748787.920589003 T 14 CATAB v2.0f-lin.ifort 2020-Feb-26 03:15:39 2020-Feb-26 03:15 2025-Apr-22 23:01 00:01 Jupiter 1.81963628915093 1.81963462385177 1.81963795446053 2.55884693501431 2.36996152190702 2460788.459134493 1.07913768980734 327.133754763551 63.6103163365332 84.2199713701722 1403888.93676604 T 14 CATAB v2.0f-lin.ifort 2020-Feb-26 03:15:39 2020-Feb-26 03:15 2035-Mar-25 08:04 00:02 Jupiter 1.74162361942631 1.7416218494974 1.74162538935502 4.10733491617475 3.9871692512728 2464411.836000878 1.73209913451306 206.236167031859 80.650854962803 -85.1857189118753 921327.695732824 T 14 CATAB v2.0f-lin.ifort 2020-Feb-26 03:15:39 2020-Feb-26 03:15 2095-Jul-04 13:41 00:07 Jupiter 1.63922286885915 1.63922076881253 1.63922496897183 3.5025342178118 3.3517610223779 2486428.070115834 7.15400543706655 736.544990177609 69.1351791882845 82.9698750986788 797116.731374053 T 14 CATAB v2.0f-lin.ifort 2020-Feb-26 03:15:39 2020-Feb-26 03:15 2155-Nov-23 13:13 00:15 Jupiter 1.84001254590638 1.84000545708696 1.8400196348283 2.30990826660687 2.10119152626414 2508484.051018781 14.9838583203356 936.682380895513 235.867413303873 -50.7934431474435 1057061.7246361 T 14 CATAB v2.0f-lin.ifort 2020-Feb-26 03:15:39 2020-Feb-26 03:15 2165-Oct-13 18:54 00:14 Jupiter 1.74287713849966 1.74287142903319 1.74288284837827 4.13745008305823 4.01827217723372 2512096.287504199 13.5002082550877 1437.35782570483 68.9178462468911 -79.574585999725 884041.861423596 T 14 CATAB v2.0f-lin.ifort 2020-Feb-26 03:15:39 2020-Feb-26 03:15 Alternate Designations  2012 TK108 = 2007 VA336 = 2010 JO22  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-15 16:09 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin