+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   233620 (2007 TL221) Classification: Outer Main-belt Asteroid          SPK-ID: 2233620 [ 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 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06590865696204856 6.8651e-08   a 3.23182608453623 6.1734e-08 au q 3.018820767769531 1.9924e-07 au i 2.798610237880602 7.866e-06 deg node 144.3313372764336 0.00014504 deg peri 98.13586937403275 0.00016099 deg M 164.5150977425184 7.3421e-05 deg tp 2458030.719027674367 (2017-Oct-04.21902767) 0.00043172 TDB period 2122.122253992975 5.81 6.0805e-05 1.665e-07 d yr n .1696414988922649 4.8607e-09 deg/d Q 3.444831401302929 6.5803e-08 au   Orbit Determination Parameters    # obs. used (total)      173      data-arc span      5464 days (14.96 yr)      first obs. used      2005-02-09      last obs. used      2020-01-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61832      source      ORB      producer      Otto Matic      solution date      2020-Feb-25 07:22:13   Additional Information  Earth MOID = 2.00759 au   Jupiter MOID = 1.55698 au   T_jup = 3.181  [ 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 16.1   n/a MPO418247   233620 (2007 TL221)          Discovered 2007-Oct-09 by Spacewatch at Kitt Peak Reference: 20100228/Numbers.arc Last Updated: 2010-03-03 [ 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 1903-Mar-06 21:00 00:08 Jupiter 1.93356255478127 1.93355939397282 1.93356571561048 3.83789489466987 3.72200361495921 2416180.375178998 8.14774136171892 370.426255733914 36.5698933464611 -69.1350161766002 1745613.34510876 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:22:24 2020-Feb-25 07:22 2085-Sep-16 21:50 00:06 Jupiter 1.98191101263393 1.98190890056907 1.98191312470342 3.4296597459852 3.30269778307927 2482850.409440130 6.37389967971893 204.814740885499 39.5123313130658 -67.0662150647656 1762022.23554556 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:22:24 2020-Feb-25 07:22 2097-Mar-19 16:10 00:08 Jupiter 1.9202536521372 1.92025133920822 1.92025596506934 3.24586010756228 3.10699360554763 2487052.173786447 7.5346423756577 187.781307524842 45.3803331507094 -63.29924697761 1531370.9578652 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:22:24 2020-Feb-25 07:22 2108-Sep-24 16:55 00:09 Jupiter 1.86457016514478 1.86456777644172 1.86457255384847 3.09479552196927 2.94435303401265 2491258.204761640 8.75360888035141 148.677199433344 56.4071566340398 -56.4846769270767 1200836.46037236 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:22:24 2020-Feb-25 07:22 2120-Apr-05 19:53 00:10 Jupiter 1.8243490873968 1.82434674353937 1.82435143125319 3.00063312466453 2.84169387974758 2495469.328636228 10.056230390376 96.5001979439838 79.0388594526242 -28.905487275831 886975.699309513 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:22:24 2020-Feb-25 07:22 2131-Oct-19 19:08 00:12 Jupiter 1.79632981368517 1.7963276929222 1.79633193444917 2.95940417750471 2.79553466567418 2499683.297097590 11.5150034711968 140.355906639425 45.4190352813491 56.3342536453359 1444274.44819528 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:22:24 2020-Feb-25 07:22 2143-May-01 20:25 00:13 Jupiter 1.78137880725391 1.78137716104101 1.78138045347745 2.96936395367763 2.80466544034593 2503895.350721086 13.1856934858434 259.651302174896 23.3479100243664 74.6186286027005 2248129.58265134 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:22:24 2020-Feb-25 07:22 2154-Nov-06 21:08 00:15 Jupiter 1.77768532159962 1.77768435392065 1.77768628929991 3.03014395878284 2.8685924285229 2508102.380718577 15.1269924582053 436.610619076655 21.9024367275805 84.2918884589239 2137728.47575334 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:22:24 2020-Feb-25 07:22 2166-May-05 13:00 00:17 Jupiter 1.78830346289553 1.7883025645347 1.78830436128778 3.1542517367604 3.00033536734532 2512300.041697340 17.3394074924794 659.01663579856 25.2872431133067 -89.8320275105075 1962779.30815597 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:22:24 2020-Feb-25 07:22 2177-Oct-22 07:34 00:20 Jupiter 1.81425459753119 1.81425246559962 1.8142567296089 3.34250095039002 3.1997767079607 2516487.815206569 19.7549871892872 897.49632668032 28.4258177333778 -85.9503983477774 1896533.4552627 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:22:24 2020-Feb-25 07:22 2189-Mar-28 16:59 00:22 Jupiter 1.85482107882312 1.8548174312629 1.85482472662533 3.59238807804795 3.46293693090938 2520663.207764185 22.2299690999803 1116.86203631905 30.3239502250537 -82.9149023609689 1943404.36773003 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:22:24 2020-Feb-25 07:22 2200-Aug-21 11:38 00:25 Jupiter 1.91702455889687 1.91701938698173 1.91702973111822 3.90820680797644 3.79346752713425 2524825.984842841 24.5121408758727 1266.24750846946 30.6023192246854 -80.0804526539888 2126042.63816099 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 07:22:24 2020-Feb-25 07:22 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Sep-27 15:05 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin