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JPL Small-Body Database Browser
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(2019 BK2)
Classification: Apollo [NEO]          SPK-ID: 3837992
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4791238924679785 0.00046047  
a 1.173212191639016 0.00055267 au
q .6110981996900428 0.00025362 au
i 2.744216146340792 0.0032505 deg
node 132.2256948458442 0.0026256 deg
peri 252.6465318231089 0.0016928 deg
M 13.2141380372673 0.5374 deg
tp 2459379.462745283978
(2021-Jun-13.96274528)
0.68084 TDB
period 464.1552616197926
1.27
0.32798
0.000898
d
yr
n .7756025402872408 0.00054805 deg/d
Q 1.73532618358799 0.00081746 au
  Orbit Determination Parameters
   # obs. used (total)      24  
   data-arc span      1 day  
   first obs. used      2019-01-26  
   last obs. used      2019-01-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .55852  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:03:36  

Additional Information
 Earth MOID = .00615382 au 
 Jupiter MOID = 3.72209 au 
 T_jup = 5.268 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458510.5 (2019-Jan-27.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4795452448229975 0.00045976  
q .6108376452653523 0.00025297 au
tp 2458451.179614943890
(2018-Nov-28.67961494)
0.024512 TDB
node 132.2364024437538 0.0026323 deg
peri 252.6608277391215 0.0016816 deg
i 2.74194475596648 0.0032542 deg
  Orbit Determination Parameters
   # obs. used (total)      24  
   data-arc span      1 day  
   first obs. used      2019-01-26  
   last obs. used      2019-01-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .55852  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:03:36  

Additional Information
 Jupiter MOID = 3.72209 au 
 T_jup = 5.268 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.113760683545836E-7 -1.159976050003936E-7 1.125906918783379E-5 -1.257194674943687E-7 -6.166527738384048E-7 1.314517926327646E-6
q -1.159976050003936E-7 6.3995840787404E-8 -6.159192881606892E-6 1.164767249430401E-7 3.552373279940646E-7 -7.496102921426558E-7
tp 1.125906918783379E-5 -6.159192881606892E-6 .0006008405797085746 -3.96029919288951E-6 -3.188899444051174E-5 6.839117566866091E-5
node -1.257194674943687E-7 1.164767249430401E-7 -3.96029919288951E-6 6.929137290631737E-6 2.519818907361498E-6 -4.849146186135732E-6
peri -6.166527738384048E-7 3.552373279940646E-7 -3.188899444051174E-5 2.519818907361498E-6 2.827829334979383E-6 -5.124136355324353E-6
i 1.314517926327646E-6 -7.496102921426558E-7 6.839117566866091E-5 -4.849146186135732E-6 -5.124136355324353E-6 1.058980746579048E-5

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 26.8   .17554 MPO467418 autocmod 2.6q

[ 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
1910-Jul-18 18:34 4_23:13 Earth 0.216871491270589 0.187474797401726 0.246270289499905 8.52632430451307 8.52488323561135 2418871.273678557 7153.2075426538 1466333.92214845 3596.14290928463 0.357949029459274 105.61605205789 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
1912-Feb-12 19:06 4_08:21 Earth 0.416872502970329 0.304728158344307 0.529075126886395 27.5127648981797 27.5125325834732 2419445.296012152 6261.19330213047 5599035.85077192 1364.58071125985 2.43432856942678 1789.71785219241 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
1938-Jun-30 13:10 02:48 Earth 0.0644914707634385 0.0522566378153734 0.0776888409944759 16.4802046758944 16.4776975247841 2429080.048779696 167.781130180767 746351.671960316 1353.49279372915 -31.1403393631575 3287.30772703121 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
1940-Jan-31 13:34 5_08:31 Earth 0.143685863080168 0.00873664937185779 0.291689218274091 19.085894149648 19.0849225287224 2429660.065414310 7710.86393649414 7386995.63458414 608.383950669429 3.49126525803217 1955.87679313318 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
1964-Mar-03 14:42 2_10:55 Venus 0.119813742980144 0.0709515575600882 0.170600867093128 19.2202978348475 19.2193548323331 2438458.112320749 3535.25812842346 2597851.30968856 2370.00847319272 15.4119880923147 1807.36180216401 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
1977-Feb-16 00:30 6_16:29 Earth 0.439695315793663 0.384411300209502 0.495131365063292 9.7096684820113 9.70904435917428 2443190.520745186 9628.73031846436 2790530.1576106 2925.33633022961 -8.36740449267179 2553.10801129278 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
1980-Jun-29 05:51 1_09:45 Earth 0.0942873040467851 0.0729488681509644 0.115955020556866 17.418326285688 17.4167038296276 2444419.743858617 2025.12065423971 1107719.55109805 2203.01016970462 -14.1501870753031 1451.27693839478 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
1980-Aug-22 02:29 6_07:58 Venus 0.110089865067298 0.107694125237051 0.113090654551114 11.4124711662345 11.410742644666 2444473.603286545 9118.43893729926 429035.252092553 2897.51813855327 71.6774655330707 4274.27457099978 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
1982-Jan-02 09:59 4_16:55 Venus 0.0768341071980585 0.0296046921542859 0.157814406115875 16.9999369713782 16.9982743673711 2444971.915709554 6775.34246269437 4194597.68676573 2528.39694016916 22.6909969982783 1593.8405102378 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
1982-Jan-31 01:14 2_21:23 Earth 0.134697730584626 0.0600405225390116 0.209568312323696 18.8427718555928 18.8417220246069 2445000.551201031 4163.30669055157 3737749.78728833 498.307498099087 3.4344369624918 2202.14131033325 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
2010-Feb-14 15:25 7_15:36 Earth 0.453476569160299 0.292406011389046 0.614742164568176 28.675666251553 28.6754613498637 2455242.142135374 11016.197082181 8050472.86516825 1065.67257061746 3.12884340370525 3199.94801347637 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
2010-May-30 15:46 05:33 Mars 0.094692536760306 0.0187529718915776 0.195589185988563 9.62743847594446 9.62712443463976 2455347.156746867 333.489428224692 5080093.42261561 4609.89154102074 -11.4480716451612 584.273803367561 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
2013-Oct-27 22:38 9_07:04 Earth 0.38074909861785 0.372990773666336 0.389067330400513 16.15295306126 16.1525198224382 2456593.443049401 13384.1249319328 831317.647423062 5589.42765365408 -61.154510840379 6493.99478025969 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
2015-Jan-05 09:23 5_02:46 Venus 0.0324942620705325 0.0324390354079379 0.06212093163894 13.5850687944565 13.5801486361437 2457027.891232952 7366.24307621558 2556196.70728153 486.85401144729 -86.9736854519016 19287.5010273726 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
2016-May-28 09:44 7_14:37 Venus 0.0793440392736269 0.0570814241350323 0.103059999532315 10.8845499455152 10.8820351983029 2457536.905325332 10957.0774768618 1265827.15899033 3442.26859005757 -23.9438036642548 1318.50731563413 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
2017-Jun-23 04:53 15:21 Earth 0.232403748748342 0.218910112742515 0.245908884111348 21.5727722439828 21.5722407863865 2457927.703604644 921.261478847435 678078.035565962 1230.92526590059 -6.9017357928506 3004.40397237245 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
2019-Jan-25 03:59 < 00:01 Earth 0.00729613640531464 0.00727403545446979 0.00731823690850196 14.6418347322425 14.6168718755426 2458508.666226236 0.485906105715027 1098.3769207804 16.1983266913779 -0.207844286459999 723.342212373291 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
2019-Jan-25 07:15 < 00:01 Moon 0.00644380269336145 0.00642267560262167 0.00646493588829068 15.5654440570759 15.5651173040746 2458508.802227448 0.632537879356596 1099.12804068003 21.4999050280491 -16.5450665043346 11879.4047676432 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
2031-Jun-19 01:30 7_12:57 Earth 0.326834607084333 0.167056806182996 0.48786013022831 24.4077847552452 24.4074507456618 2463036.562795666 10856.8135134654 8061782.21730526 462.654557726091 -6.25678032988755 10027.6874843053 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
2078-Jun-24 01:55 1_04:52 Earth 0.220135928569788 0.179123740463406 0.261345084180359 21.1852047931471 21.1846334531654 2480208.579738627 1731.87664567818 2076159.87354307 998.805849966385 -8.94550219104068 4585.23196836711 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
2080-Jan-25 00:11 23:51 Earth 0.0214490982540188 0.00532676113406486 0.0529694243156882 14.1355106669513 14.1267198977331 2480788.507357818 1431.32606295674 1592029.5896859 76.488648341905 -14.4072749288358 14610.2102620098 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
2085-Feb-13 22:40 7_11:41 Earth 0.434109298126336 0.263571815998229 0.604821567415331 28.0443719191436 28.044153057707 2482635.444633057 10780.8801305452 8519454.32711394 861.189233935673 2.69639234112326 3258.44580986391 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
2104-Jun-19 17:53 13:59 Mars 0.0279749136575977 0.0272571869572086 0.0502644137790984 8.08576770527344 8.08450194875815 2489700.245196603 839.229182023336 1810872.65781923 4949.27956728605 -77.9186645248626 805.00948274728 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
2157-May-04 13:09 3_00:28 Venus 0.0846908253357702 0.0481207726271438 0.125506550494824 17.3860436949038 17.3845688368142 2509012.048029862 4348.48436108725 2151320.1540173 2189.59426410575 23.1751075382139 2001.83056515396 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
2159-Jan-10 07:55 2_07:58 Mars 0.052396411251089 0.0485764305700552 0.0572355356738629 7.39547887326064 7.39474001685154 2509627.829763451 3357.97174638586 424396.187591168 4309.58950614355 59.0953927951822 1536.61065637128 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
2159-Oct-21 17:21 9_02:04 Earth 0.387450549354578 0.379488402060521 0.396330332796511 16.4757635599262 16.475346156484 2509912.223202760 13084.0168853813 1030125.29398488 6152.20877651959 -65.916707939133 6338.00217208676 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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