+ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06590865857348339 6.8031e-08   a 3.231826086019812 6.1119e-08 au q 3.018820763947455 1.9806e-07 au i 2.798610043383922 7.7675e-06 deg node 144.3313352302322 0.00014436 deg peri 98.13586991351821 0.00016013 deg M 164.5150990760792 7.2974e-05 deg tp 2458030.719019145542 (2017-Oct-04.21901915) 0.00042862 TDB period 2122.122255454228 5.81 6.0199e-05 1.648e-07 d yr n .169641498775453 4.8123e-09 deg/d Q 3.44483140809217 6.5147e-08 au   Orbit Determination Parameters    # obs. used (total)      177      data-arc span      5754 days (15.75 yr)      first obs. used      2005-02-09      last obs. used      2020-11-11      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61313      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 05:36:37   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 1.93356258092278 1.93355944915941 1.93356571270626 3.83789497896429 3.72200370346953 2416180.375123837 8.03651636049822 365.581440523667 36.4353232438164 -69.061599854603 1750786.08067538 T 14 CATAB v2.0f-lin.ifort 2020-Dec-18 05:36:38 2020-Dec-18 05:36 2085-Sep-16 21:50 00:06 Jupiter 1.98191103252547 1.98190895188985 1.98191311316559 3.42965981653613 3.30269785764106 2482850.409476917 6.3061048711264 202.41729800554 39.1020199409114 -67.1643251092986 1782486.40339893 T 14 CATAB v2.0f-lin.ifort 2020-Dec-18 05:36:38 2020-Dec-18 05:36 2097-Mar-19 16:10 00:07 Jupiter 1.92025367286098 1.92025139111438 1.92025595461064 3.24586013603208 3.10699363682205 2487052.173819078 7.45334912422577 185.547620420427 44.859685855766 -63.3555968791688 1549857.78916064 T 14 CATAB v2.0f-lin.ifort 2020-Dec-18 05:36:38 2020-Dec-18 05:36 2108-Sep-24 16:55 00:09 Jupiter 1.86457018543324 1.86456782607467 1.86457254479244 3.09479557057984 2.94435308678578 2491258.204807506 8.65703887469899 146.881612019789 55.7130905723768 -56.4880818234272 1215527.35321154 T 14 CATAB v2.0f-lin.ifort 2020-Dec-18 05:36:38 2020-Dec-18 05:36 2120-Apr-05 19:53 00:10 Jupiter 1.82434910617417 1.82434678852175 1.82435142382544 3.00063319596027 2.84169395671263 2495469.328706412 9.94195912439573 95.3863392279009 78.0112767773841 -28.7119727360605 896711.305287847 T 14 CATAB v2.0f-lin.ifort 2020-Dec-18 05:36:38 2020-Dec-18 05:36 2131-Oct-19 19:08 00:11 Jupiter 1.79632982950641 1.79632772977073 1.79633192924301 2.95940421475108 2.79553470658946 2499683.297170754 11.3795453688141 138.660582089569 44.9442705257863 56.2614883547285 1454413.32115309 T 14 CATAB v2.0f-lin.ifort 2020-Dec-18 05:36:38 2020-Dec-18 05:36 2143-May-01 20:25 00:13 Jupiter 1.78137881770268 1.7813771840885 1.78138045132719 2.96936396113515 2.80466544923579 2503895.350800011 13.0248419918972 256.425085636673 23.2469968534738 74.5721891529515 2252072.88692461 T 14 CATAB v2.0f-lin.ifort 2020-Dec-18 05:36:38 2020-Dec-18 05:36 2154-Nov-06 21:08 00:15 Jupiter 1.77768532396613 1.77768435814789 1.77768628980518 3.03014391332618 2.86859238072737 2508102.380819391 14.935968853189 431.001081682375 21.8226022866821 84.2521833851158 2144892.50600944 T 14 CATAB v2.0f-lin.ifort 2020-Dec-18 05:36:38 2020-Dec-18 05:36 2166-May-05 13:00 00:17 Jupiter 1.78830345353021 1.78830256839071 1.78830433869898 3.15425164808791 3.00033527329722 2512300.041807900 17.1137685430426 650.319134690006 25.1644436979122 -89.8662042171353 1972277.30379498 T 14 CATAB v2.0f-lin.ifort 2020-Dec-18 05:36:38 2020-Dec-18 05:36 2177-Oct-22 07:34 00:19 Jupiter 1.81425457418714 1.81425248016694 1.81425666834913 3.34250079334345 3.19977654203177 2516487.815335871 19.4916402546311 885.415673921289 28.2786190495694 -85.9802733726358 1907061.34496034 T 14 CATAB v2.0f-lin.ifort 2020-Dec-18 05:36:38 2020-Dec-18 05:36 2189-Mar-28 16:59 00:22 Jupiter 1.85482104056091 1.85481745393529 1.85482462742176 3.59238787796047 3.46293672062195 2520663.207907947 21.9282909474641 1101.62101026853 30.1647938534842 -82.9413398713005 1954807.43314813 T 14 CATAB v2.0f-lin.ifort 2020-Dec-18 05:36:38 2020-Dec-18 05:36 2200-Aug-21 11:38 00:24 Jupiter 1.91702450589545 1.91701941640389 1.91702959568482 3.9082065694789 3.79346727820273 2524825.985002383 24.1753999252045 1248.81147744439 30.4441276532958 -80.104048267993 2138455.50036958 T 14 CATAB v2.0f-lin.ifort 2020-Dec-18 05:36:38 2020-Dec-18 05:36 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-23 22:02 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin