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JPL Small-Body Database Browser
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(2009 BK2)
Classification: Apollo [NEO]          SPK-ID: 3444372
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2125003741168131 0.00071849  
a 1.012614266566718 5.374e-05 au
q .7974333560852682 0.00068534 au
i 3.552961884590788 0.012784 deg
node 126.0611414521294 0.0098473 deg
peri 121.6068597815562 0.035547 deg
M 279.4239023453317 0.42372 deg
tp 2458683.804453424077
(2019-Jul-19.30445342)
0.44469 TDB
period 372.1898193828733
1.02
0.029628
8.112e-05
d
yr
n .9672483804014702 7.6999e-05 deg/d
Q 1.227795177048168 6.516e-05 au
  Orbit Determination Parameters
   # obs. used (total)      27  
   data-arc span      13 days  
   first obs. used      2009-01-18  
   last obs. used      2009-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .50511  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:01:37  

Additional Information
 Earth MOID = .0259225 au 
 Jupiter MOID = 3.785 au 
 T_jup = 5.999 
[ 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 25.3   n/a MPO152543  

[ 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-Feb-02 21:53 05:26 Earth 0.42862060647872 0.40752459077442 0.449717259352656 19.9170929740454 19.9167808575207 2416148.411874400 326.028725555335 1052311.62629134 2959.97540009043 -1.46599019331382 468.850432393938 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
1904-Feb-08 11:56 3_00:17 Earth 0.299976665521011 0.222695702250009 0.377458937271407 15.9778643817409 15.9773084599366 2416518.996998599 4337.09329242669 3878120.8496182 1524.1708173717 -5.56478150739696 2075.35195858117 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
1905-Feb-12 23:03 6_18:11 Earth 0.170803475270583 0.0253301250714354 0.348181061067943 12.0111639674923 12.0098651323217 2416889.460207392 9730.98147786782 8893027.68144003 1422.94117958596 -8.54223166855371 1768.75269741001 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
1906-Feb-17 20:16 9_19:07 Earth 0.0476861076462452 0.0246551913881562 0.317526960302736 8.20489865189259 8.1980858210825 2417259.344664502 14107.1831606543 13751637.095877 1101.6703279364 -31.207067090999 1800.59867402621 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
1954-Feb-02 15:02 05:29 Earth 0.431575824032878 0.408606983702535 0.454552183549259 20.0281274855173 20.0278192247583 2434776.126353690 328.850042967367 1149067.37773661 1704.19685678153 -4.49113255257335 2433.46698457048 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
1955-Feb-07 22:59 02:45 Earth 0.309047685972539 0.299559784504597 0.318538168907913 16.2452758196259 16.2447450979015 2435146.457949926 165.318572906977 475279.342588654 1556.64631182187 -5.39185977069896 2373.60777088088 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
1956-Feb-13 06:03 14:12 Earth 0.185937205948507 0.181461456956745 0.190415319524815 12.4799599302577 12.4788116369187 2435516.752289486 852.461841329389 225682.071119845 1244.34158723373 -8.4740177174415 1499.4042352519 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
1957-Feb-16 23:59 1_03:34 Earth 0.0661857039025538 0.04965263400206 0.0835533826576773 8.79960744064642 8.79503131641798 2435886.499019486 1654.43516179651 923200.644371561 993.582722854492 -22.916991050266 1748.21494649219 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
1958-Feb-19 08:36 01:03 Earth 0.0600363412725311 0.0345404114638483 0.0887458091166792 5.4424028233426 5.43424201483553 2436253.858227717 63.1845395271422 1521085.31329645 692.9350417366 24.0501124276435 1572.24514994014 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
1964-Sep-03 06:21 8_01:59 Earth 0.0755770815880758 0.0417150323285692 0.16343313966832 5.14873789929702 5.14188600698773 2438641.764391371 11639.0381311272 4740532.12115023 4079.5073100503 -33.5353844237756 1090.52354263699 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
1965-Sep-10 22:16 4_10:48 Earth 0.0674018090783032 0.0407486442731621 0.157563792153348 8.536747920915 8.53211594615225 2439014.427550208 6408.20274481209 4914552.01232751 4190.79302562683 37.3024764251798 1030.83403857734 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
1966-Sep-16 21:31 3_08:29 Earth 0.182955386268403 0.0920650775747806 0.277749888586204 12.212080616418 12.210888005719 2439385.396752814 4828.73957154431 4818672.66529227 3917.26187863523 13.8459578075661 1215.04318947587 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
1967-Sep-22 16:30 2_15:37 Earth 0.306016454249925 0.214625863597969 0.398192453047703 15.9374661137103 15.9369197828318 2439756.187701557 3817.26500986675 4641736.28819872 3556.61830892428 9.15955095884684 1556.36576537213 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
1968-Sep-27 10:26 2_02:17 Earth 0.431393358071507 0.344882198148541 0.518207078719522 19.7777315777572 19.7774192821662 2440126.935062383 3016.9478393673 4358902.49995093 3196.16366002387 7.3662908347465 2051.64868707706 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2005-Feb-04 02:33 05:51 Earth 0.394922048722203 0.386299732825235 0.403544667329849 18.9043646388911 18.9040077418155 2453405.605962542 350.819445520465 430313.143311689 2183.17353148866 -2.34082702469572 877.862496087662 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2006-Feb-09 12:55 05:19 Earth 0.269486844281258 0.263003313960139 0.275970804824351 15.0286476724345 15.0279897656106 2453776.038375839 319.020585216397 323763.743734033 2191.39448758138 -3.07654569335602 739.496768027507 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2007-Feb-14 21:21 04:14 Earth 0.143378372363545 0.139253253640585 0.14750497605066 11.1946456612596 11.1929854988991 2454146.389928294 253.91025071101 207023.014984483 2248.55811130715 -6.47064936389114 739.821850700364 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2008-Feb-19 10:00 02:08 Earth 0.0299142609838608 0.0288912978107081 0.0309878897889928 7.45137982468117 7.43941665821091 2454515.916997533 128.471022704733 80736.773122352 2588.44189284465 -49.7109597209103 817.703601087701 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2009-Feb-15 08:07 00:26 Earth 0.10048278358289 0.0994994406099418 0.101466077906206 4.48408451881331 4.47816708290106 2454877.838408854 25.6753330170435 48909.8522941829 197.314984467937 0.783924864189781 481.742654500423 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2009-Apr-14 14:59 7_13:21 Venus 0.147377164698914 0.146076512934255 0.149330181992303 1.69590578694446 1.68719507206211 2454936.124374211 10881.4678961137 497212.217349181 1201.38488270993 -80.5410428844712 14065.4088629987 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2010-Jan-15 11:25 12:44 Earth 0.184167247129209 0.181647679926274 0.186688138024882 5.36147024273183 5.35877110284436 2455211.975641528 764.098567241551 128065.660915269 3367.63478769292 11.2585293497481 875.94498937656 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2010-Apr-17 05:34 1_02:58 Earth 0.187581581929136 0.185235540852024 0.189929205808559 5.80658707455427 5.80414030690134 2455303.732161029 1617.60497864187 120143.62138361 3178.40899795463 13.1562188856049 1150.35252475658 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2010-Dec-25 12:08 23:52 Earth 0.228262380215346 0.225266738024023 0.231260145473934 6.13474378276208 6.13284073822611 2455556.005869336 1432.15444774392 153418.014636757 4825.53068953702 13.1853781384572 926.124226165372 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2011-May-15 02:17 2_00:17 Earth 0.21664934818681 0.214306713084319 0.219004411173025 7.16883333045902 7.16711756286497 2455696.595326315 2897.1776083769 143032.130881327 9278.00244527108 35.1331039285839 1129.68202418826 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2011-Dec-07 13:01 1_10:41 Earth 0.247259634992124 0.244442565359333 0.250078350684513 6.41341183272344 6.41173137765346 2455903.042540628 2081.18732812456 144077.798739949 4543.91380713538 12.8732962385333 1071.38598069963 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2012-May-31 10:18 2_16:44 Venus 0.0796113510781921 0.0773477793904231 0.0818933694778381 2.15570233503847 2.14301164030365 2456078.929418067 3883.55825941543 128527.632275917 1434.67238314818 -28.310449171574 525.873454623152 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2012-Jun-07 08:24 2_21:00 Earth 0.220249466142619 0.218533928484282 0.221997876821494 7.43758574727657 7.43595902654002 2456085.850165234 4139.60354277336 161283.407802251 14785.730593631 58.0290420888225 1057.0172393703 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2012-Nov-19 05:27 2_01:02 Earth 0.245075092027992 0.242986363246818 0.247164253428037 6.27743232341026 6.27570015120317 2456250.727254697 2941.76548035235 105426.028244665 2168.52026548779 9.11654624186935 1881.6082130679 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2013-Jul-02 04:54 4_01:38 Earth 0.20155772856086 0.201172485933281 0.201958443783584 6.78253062523464 6.78058130338303 2456475.703987134 5857.81507279905 206413.921476804 17679.5470694573 87.7317345246779 946.666404455028 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2013-Oct-30 21:08 2_23:50 Earth 0.220885359071957 0.220439502961389 0.221331268802947 5.65566587691869 5.65353261787629 2456596.380693143 4309.56281172167 23642.1487083538 16201.7180432815 -28.5060188553579 638.878148290268 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2014-Aug-02 09:07 4_21:51 Earth 0.153827106604639 0.150519828148569 0.157354955428127 5.1437275913732 5.14035903550283 2456871.879882345 7070.80760282077 337754.10081882 13995.1271232276 -59.6598657737304 796.299313067271 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2014-Oct-01 20:29 4_05:01 Earth 0.164806753847756 0.16067864235333 0.168950390382451 4.17583933628628 4.17196591229158 2456932.353702629 6060.82540217672 221145.050402084 3088.13306694064 20.7349122534679 992.280997596762 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2015-Sep-06 09:40 19:42 Earth 0.0621167470215388 0.0558212944210398 0.069176949614689 5.61947318143346 5.61183476532715 2457271.902843432 1182.04610314147 479148.635679548 6302.60593793141 -45.5522299479572 731.570267990081 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2016-Sep-11 21:17 16:28 Earth 0.0758169583020753 0.0655516060167914 0.0865977005795709 8.82850605465637 8.82452446294709 2457643.386803232 988.352563558866 610523.571091678 5822.38287183991 30.4438360053287 685.707060946535 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2017-Sep-17 09:36 14:56 Earth 0.184172232166592 0.170394119453961 0.197992859250118 12.2352504014583 12.2340679145805 2458013.900141458 895.837466209438 702126.523050469 5179.5095227184 11.4616600122889 759.873142753685 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2018-Sep-22 21:04 13:39 Earth 0.299003668810479 0.283547199822368 0.314473028334729 15.7322572904056 15.7316908520966 2458384.377663426 818.526015880536 777263.519273943 4563.10527695084 7.248875752951 931.882945767739 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2019-Sep-28 03:08 12:30 Earth 0.4134703400812 0.396724070502606 0.430223341962584 19.2205178958091 19.2201826165425 2458754.630409399 749.580347880567 839370.160463669 4016.29380035234 5.69971422195018 1201.56767181636 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2058-Feb-01 03:44 1_22:07 Earth 0.47662108134475 0.390173011175194 0.563164613882676 21.4109284316932 21.4106673320626 2472760.655677373 2766.64259531066 4326292.31375806 1322.44070834987 -4.39805302120237 3388.4311139713 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2059-Feb-06 06:34 2_06:28 Earth 0.361291233549458 0.271754997360266 0.450996099227564 17.8702329053001 17.8698202097987 2473130.773435442 3268.29758561823 4485934.32893894 1352.66178380558 -4.8417590125799 2666.36210097998 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2060-Feb-11 07:36 2_16:13 Earth 0.244972282649232 0.153420937298864 0.337032846581867 14.2783467946482 14.2775850155237 2473500.816932166 3852.773518427 4611764.51410643 1389.656832557 -6.45891206130453 2232.43133183483 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2061-Feb-15 03:24 2_23:56 Earth 0.129925164560829 0.0425905071070718 0.222621495954113 10.7778671535121 10.7759642156986 2473870.641717681 4315.72026781731 4679583.72988393 1441.500202739 -11.7963310697822 1963.87195261679 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2062-Feb-19 04:20 2_07:12 Earth 0.0294733341527592 0.0261940045770985 0.10852518678832 7.37824533708994 7.36598249738675 2474239.680530452 3311.8598285836 4581935.97398786 1507.83294930516 -62.8868814197034 1789.92476722992 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2071-Sep-13 23:11 9_04:37 Earth 0.0911878406563686 0.0421067753913792 0.301437677450158 9.3283618807812 9.32522900645856 2477733.465805729 13236.9139600487 10851875.5879095 2975.39421145647 27.5630223684176 1511.30206611947 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2072-Sep-18 03:55 8_02:16 Earth 0.195044356735508 0.0443787794820338 0.428300569143077 12.5905883789222 12.5895033241642 2478103.663282541 11655.5315268948 11771658.0585545 2801.55566248565 13.1705323820824 1737.8174249304 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2073-Sep-23 06:44 7_06:10 Earth 0.303867396940481 0.0690720525751258 0.552523855547095 15.876276557504 15.8757242421073 2478473.780451244 10449.5588941738 12485519.6851266 2589.08928068664 9.10130816105479 2113.10892082344 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
2074-Sep-28 10:34 6_12:44 Earth 0.412369281913379 0.157068813756161 0.672052664501499 19.198449002109 19.1981124411685 2478843.940554556 9404.16152034266 13014369.7933241 2409.01717845082 7.33038480320115 2580.03878303001 T 9 CATAB v2.0e-lin.ifort 2017-Nov-28 13:24:16 2018-Dec-11 15:19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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