+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2008 TC3) Classification: Apollo [NEO]          SPK-ID: 3430291 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2454746.5 (2008-Oct-07.0) TDB Reference: JPL 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .3120674404369712 4.7742e-06   a 1.308205067914859 7.4156e-06 au q .8999568608039946 1.1632e-06 au i 2.542215283712214 3.5374e-05 deg node 194.1011435928938 1.4708e-06 deg peri 234.44892519 5.5799e-05 deg M 330.7542989815072 0.00033546 deg tp 2454790.898848103490 (2008-Nov-20.39884810) 0.00013471 TDB period 546.5276864845741 1.50 0.004647 1.272e-05 d yr n .6587040490402696 5.6008e-06 deg/d Q 1.716453275025723 9.7297e-06 au   Orbit Determination Parameters    # obs. used (total)      575      data-arc span      1 day      first obs. used      2008-10-06      last obs. used      2008-10-07      planetary ephem.      DE431      SB-pert. ephem.      SB431-BIG16      condition code      4      norm. resid. RMS      .2487      source      ORB      producer      Davide Farnocchia      solution date      2016-May-06 11:39:02   Additional Information  Earth MOID = 7.8036E-6 au   Jupiter MOID = 3.57974 au   T_jup = 4.929   not valid after 2008-Oct-07.116  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 30.4   n/a MPO154214   rotation period rot_per 0.0269409 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Pravec, P.; Harris, A.W.; Kozubal, M.; Dantowitz, R. (2009) Bull. Amer. Astron. Soc. 41, #9.04.] [Betzler, A.S; Novaes, A.B,; Beltrane, P.; Naves, R.; Muler, G. (2009) Minor Planet Bull. 36, 58-59.] [Scheirich, P.; Durech, J.; Pravec, P.; Kozubal, M.; et al. (2010) Meteoritics & Planetary Sci. 45, 1804-1811.] [ 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 1917-Oct-04 03:42 2_15:37 Earth 0.0174720566593743 0.00273448887801534 0.0321826887160199 6.92051674601834 6.89844570151931 2421505.654048327 3816.4930022553 733428.795459792 12.7619017445956 -0.942572169845879 2248.15028094067 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 1918-Mar-05 11:15 9_15:13 Earth 0.320795028698961 0.310446700224401 0.331666600491664 4.79485537042044 4.79312281280509 2421657.968976899 13873.4731766972 835242.534796346 8.17855113642907 -50.6343953335237 930174.326260325 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 1925-Feb-08 07:20 3_04:13 Earth 0.282415748496114 0.200466092816286 0.364661135789174 14.8036749882384 14.8030376598656 2424189.805791794 4572.53811349827 4119165.59526445 18.5531960594308 6.10275449575029 203312.000391786 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 1927-Sep-07 00:17 3_07:12 Earth 0.430797729576927 0.329437567074071 0.53216874740116 19.1118277664259 19.1115041426618 2425130.511976770 4751.85273516146 5055842.3120691 2.21046156682189 -1.24655424935629 525823.802059299 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 1929-Oct-06 16:57 2_12:14 Mars 0.0519791665968445 0.0230001413898511 0.125981416759392 6.97950257823517 6.97871339662503 2425891.205987610 3613.96852079977 3852210.70127168 14.7947464641816 -26.268657765977 212900.041909705 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 1942-Feb-18 09:12 4_07:06 Earth 0.477229152438575 0.31864003631088 0.635869326369572 20.670935926726 20.670665824547 2430408.883265645 6186.47360774261 7913300.44739589 19.0317270587504 1.71521270922522 97320.9051306091 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 1944-Sep-16 21:52 7_02:06 Earth 0.236053666226091 0.0767687823859501 0.395469241987302 13.3970193885034 13.3961768163961 2431350.410893252 10206.2042232133 7950977.66076619 2.33219288579684 -1.60505642184599 346504.045499009 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 1961-Oct-11 04:13 2_13:01 Earth 0.0186317637419561 0.00822441210392085 0.0290757713376559 5.84761043011141 5.82310338420368 2437583.675483821 3661.00491530952 521528.635572688 1.13455361392248 2.99271194327785 120831.230591344 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 1962-Feb-24 19:49 9_00:23 Earth 0.292483739261073 0.284241374179617 0.301142534056191 3.92744633640921 3.92512611903914 2437720.325851963 12983.0844296671 693346.821197756 9.19828006062049 -52.4818451649809 491686.364782784 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 1971-Oct-02 06:10 08:30 Earth 0.0392005279155049 0.0360124797185399 0.0423886983894935 7.54948883828003 7.54048013900404 2441226.757169680 510.381902082559 159015.591787357 1.36690161625094 -1.96588458496857 130158.175578507 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 1972-Mar-07 16:19 1_21:25 Earth 0.334373896791912 0.332388723925481 0.336378753270913 5.08760153113801 5.08603501898901 2441384.179655184 2724.61435880673 162075.07733756 12.088429614906 -52.108580198427 743963.658405012 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 1978-Jul-16 18:27 1_02:37 Earth 0.490351151656057 0.489294019000602 0.491408312510225 7.66636462692139 7.6656558072473 2443706.268423535 1596.64643219225 53040.7815146851 27.4275473575703 -6.29076826922336 429673.534249325 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 1979-Feb-14 03:00 02:18 Earth 0.388731756301593 0.385476458201813 0.391987141699677 17.9977728966562 17.9973920517389 2443918.625128993 138.000592784012 162590.445513567 19.1489628410949 3.26546481379298 147707.811240052 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 1981-Sep-14 18:10 02:57 Earth 0.281551132511856 0.278369984905475 0.284732309010308 14.7428824741147 14.7422405523076 2444862.256910657 176.525653897934 158695.436101725 2.34496459061976 -1.71603961103097 454001.628217429 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 1982-Apr-02 05:05 1_03:39 Earth 0.451735887371925 0.450495763737692 0.452982161291328 7.35547559867108 7.35467366088121 2445061.711838566 1659.20010112529 103694.340084185 13.2717218208734 -53.2785067219287 1808375.4404312 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 1988-Jan-27 09:17 02:41 Mars 0.0288284371008565 0.027796760474867 0.0299532634828718 6.50274935149282 6.50122199969612 2447187.886909044 160.566690980119 97854.0865575935 14.8776366176211 -56.6106131259465 225425.723753079 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 1988-Aug-07 15:59 1_08:54 Earth 0.389890183773807 0.388456478051234 0.39132481819139 5.86634442573486 5.8651793728883 2447381.166126056 1973.76612941216 77557.2828784248 25.903969438598 -22.7210786515897 549384.852416088 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 1989-Jan-30 23:10 03:51 Earth 0.142659362649576 0.139849649045896 0.145472603908184 10.4843197230353 10.4825381291143 2447557.465349727 230.894765550862 144591.901085827 18.5072402642377 14.190867058295 237869.941692244 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 1999-Jan-01 01:52 16:49 Earth 0.0627931413757654 0.061930073248218 0.0636629194622144 5.06757655365962 5.05919626313122 2451179.578029850 1008.89896694804 54001.5267167165 18.4432056112589 -36.7207203032651 274405.054371107 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 2008-Oct-06 23:19 < 00:01 Moon 0.00266585703369443 0.00266585535732125 0.00266585871006745 7.88299982923162 7.88144015691295 2454746.471790368 0.00734733481625557 0.0824730453327973 0.0454726654172348 -4.47628598632567 777922.279199682 T 18 CATAB v2.0e-lin.ifort 2017-Nov-28 11:52:52 2018-Dec-11 15:14 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jan-19 21:05 UT (server date/time)   Site Manager:  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