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JPL Small-Body Database Browser
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(2012 KT42)
Classification: Apollo [NEO]          SPK-ID: 3605257
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5545395018329133 4.0207e-05  
a 1.597744627791628 7.4335e-05 au
q .7117321178398451 3.1763e-05 au
i 2.193251443220656 0.00040061 deg
node 69.50222663690657 7.2343e-05 deg
peri 259.1026942352278 0.002776 deg
M 127.0495225409093 0.088292 deg
tp 2458340.166526890218
(2018-Aug-09.66652689)
0.16275 TDB
period 737.6655059002208
2.02
0.05148
0.0001409
d
yr
n .4880260729565615 3.4058e-05 deg/d
Q 2.483757137743411 0.00011556 au
  Orbit Determination Parameters
   # obs. used (total)      80  
   data-arc span      1 day  
   first obs. used      2012-05-28  
   last obs. used      2012-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .25897  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:49:40  

Additional Information
 Earth MOID = .000893874 au 
 Jupiter MOID = 2.88805 au 
 T_jup = 4.178 
[ 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 29.0   n/a MPO234436  
rotation period rot_per 0.06057 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Polishook, D.; Binzel, R.P.; Lockhart, M.; DeMeo, F.E.; et al. (2012) Icarus 221, 1187-1189.]
[Elenin, L. UNPUBLISHED.]

[ 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
1922-Mar-26 09:44 1_00:31 Venus 0.0388598986212832 0.0308016443061738 0.0774530715683366 14.1106145648351 14.1066537703388 2423139.905857905 1471.0279493138 2362824.19610712 533.802042632611 -52.4646439779391 8152.1268160473 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
1954-Nov-05 11:32 5_18:37 Venus 0.0649346176189348 0.0342881117574927 0.154426650318867 15.9461914948624 15.9440941770554 2435051.980349073 8316.72378873289 4758699.23472304 29.9357437521625 -31.8801355122221 181291.887922397 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
1954-Dec-04 04:25 4_04:03 Earth 0.00669869584224893 7.63097469030022e-05 0.0830192863956654 16.1325445802154 16.1078699031724 2435080.684319568 6003.1593391862 3805813.28258769 6.97455828541286 0.737349708234612 724.247713298902 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
1954-Dec-04 05:31 4_06:32 Moon 0.00426406568279636 0.000300942197205566 0.0812552658104821 15.1277642177896 15.1272561432509 2435080.730107540 6152.27388392171 3839743.20806729 8.07366093392053 4.05108873959688 5361.32697586982 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
1955-Dec-27 00:48 1_02:55 Mars 0.0545026982677781 0.0303145319098457 0.100122230599909 10.4241992150986 10.4236953016165 2435468.532993873 1615.01638883348 2499731.72947275 64.8921257196568 33.7961987966357 68532.1546396101 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
1965-Oct-30 10:18 8_18:51 Earth 0.253522310675716 0.232191502482337 0.27509623763937 10.9395286313095 10.9385678675025 2439063.928843992 12650.4985298148 1139151.22906713 17.158280188348 19.9946242801082 177988.955060933 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
1968-Oct-18 07:13 1_07:48 Venus 0.0810661384486412 0.0609391138568178 0.101759646267693 16.964220481999 16.9626413597049 2440147.801001637 1907.95133980718 1072507.44185019 27.5890910961975 -17.7780471837414 124268.049990928 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
1972-Jan-19 20:05 05:13 Venus 0.0397280369738716 0.0392120307496001 0.0402597448028348 12.2719148034328 12.2674598995043 2441336.336484858 313.19278830008 47267.8612677923 56.7028039919438 56.4330700349217 124593.380550286 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
1973-May-27 23:49 09:03 Earth 0.0225889071833459 0.0160913936317554 0.0290863321301292 16.5763326496823 16.5692152405824 2441830.492640562 543.075642916957 323994.832714198 2.63668643288231 0.29235650901233 3540.55199534157 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
1976-Sep-06 18:04 3_23:23 Earth 0.361813795887026 0.361130989264917 0.362657547341783 16.1408551492519 16.140398895097 2443028.252622318 5723.2338925846 382456.035105397 171.985118571649 84.2868897678312 233726.561851886 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
1979-Dec-11 00:31 18:36 Earth 0.126767850345299 0.10975737987073 0.143778246856734 19.7344549271844 19.7333898285808 2444218.521595681 1116.48601739855 848227.798714137 14.7044506331063 0.1887443778761 3559.65419915416 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
1984-May-05 14:28 18:14 Earth 0.479826336051274 0.459531620356534 0.500122032484335 30.2297609508143 30.2295772568519 2445826.102671938 1094.17682579419 1012617.82951173 20.0738087318002 1.94528437950859 115383.497175122 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
1987-Jul-01 16:07 6_10:11 Earth 0.251341618595435 0.233711350938041 0.269060429664752 10.5884255052714 10.5874242677935 2446978.171381872 9250.79287470268 912217.41035666 35.3878167917018 -14.8605993564863 286685.964636569 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
1989-Feb-04 08:57 1_18:50 Venus 0.0980425080740509 0.0687012525773206 0.128010627103689 17.8237278652501 17.8224851514229 2447561.872877168 2569.51719436958 1529643.27824901 27.7306311056099 -14.118975993604 119193.381867236 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
1990-Oct-17 02:38 8_13:09 Earth 0.29532519574871 0.283078124245249 0.307993445895238 12.649130436759 12.6484171512018 2448181.609982366 12309.4225266294 833864.717752609 103.604522789559 41.7852860124066 163580.069223632 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
1992-Apr-25 09:29 7_13:49 Venus 0.0806105126315765 0.0684249726864742 0.0939193583025358 10.730376739779 10.7278659340795 2448737.894854721 10908.6996710851 793760.350766921 33.2045619582466 36.2374746698552 144026.908031131 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
1993-Dec-24 00:26 21:56 Earth 0.412569689000907 0.387842409769727 0.437297783661897 28.5168327461238 28.5166062736234 2449345.518335375 1316.4608449622 1233408.94226821 40.1679139550919 -1.36014551355558 33830.2954585494 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
1998-May-18 09:40 21:22 Earth 0.222533293651654 0.202471420629427 0.242595169124795 22.4849822702744 22.4844497575936 2450951.903006692 1282.41291794924 1000405.2341817 11.1135368447025 0.316389718394101 15016.6393703124 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2001-Aug-11 23:56 5_17:00 Earth 0.34998807053622 0.347260920116027 0.352950941357624 15.2537855336824 15.2532864325165 2452133.497213438 8220.47473992437 474670.680926695 130.769386713924 -72.6006803431861 288499.004031692 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2004-Nov-28 14:49 22:02 Earth 0.0895989373489481 0.0759838013817258 0.103214463283366 13.1932909139233 13.1910367086449 2453338.117688618 1322.07016787047 679005.509349627 27.8246276204789 -0.379192527456001 3173.77056837672 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2012-May-29 06:36 < 00:01 Moon 0.00240949852962531 0.00240946926180023 0.00240952779778705 17.5702659042619 17.5694917574329 2456076.775030834 0.0285298553665581 2.06845851846271 0.363162834155574 -45.9753302309934 1024441.03244932 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2012-May-29 07:07 < 00:01 Earth 0.000139122784300784 0.000139085160761575 0.000139160406245294 17.037569033176 15.8737129187722 2456076.796394141 0.025730227439807 1.71345478588829 0.254286125955299 9.42496359627378 6723.69982790298 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2012-Jul-08 11:14 00:29 Venus 0.0099104894108549 0.00990677471564242 0.00991420719225759 10.0490050247728 10.0271765835436 2456116.967785735 29.3494661961211 1375.21507192506 181.794010844437 88.4811647445842 10177.1561366214 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2014-Jun-08 08:01 07:18 Earth 0.11124548173031 0.108491402752221 0.113999574749869 12.7072897872531 12.7054047963686 2456816.833990699 438.475864338588 137349.27849077 17.7391045115398 0.399685386593472 7369.74712436446 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2016-Jun-29 00:19 1_08:13 Earth 0.214916625878885 0.211115311065594 0.218718360545115 11.4429808946284 11.4418974075621 2457568.513394492 1932.71971924186 190157.621231693 94.7962017557336 -4.40005042570773 85408.4573186496 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2018-Jul-21 19:52 2_12:47 Earth 0.272165650315275 0.269392794205541 0.27494613064044 13.180186260957 13.1794434646525 2458321.328070390 3646.95483606189 155986.184164957 154.05420175595 -27.4021204908444 45131.168691906 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2020-Aug-09 00:10 3_11:29 Earth 0.298278499970574 0.297040969249271 0.299552538241659 14.3875996771166 14.3869787917391 2459070.506767544 5008.86372484296 176087.599428827 907.498303027215 -69.165977797065 31835.8953463869 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2022-Aug-27 12:33 4_07:15 Earth 0.299901577916364 0.298950027293175 0.300946668245605 14.5027916640124 14.5021790440132 2459819.022762867 6195.09028025459 268879.490817057 1368.94137184053 79.331027874105 25299.7414677632 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2024-Sep-14 08:29 4_22:14 Earth 0.277242206317629 0.272803521043117 0.281823307685214 13.5326826095197 13.5319724097775 2460567.853491644 7094.15503827288 385717.452298909 1391.7013419676 54.3187198701113 19930.4721554254 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2026-Aug-20 03:50 1_16:51 Venus 0.0822989905040549 0.0622302349977617 0.10237502990693 14.3083713112556 14.3065270933901 2461272.659835413 2450.90518354194 1001673.7469205 297.08812771908 -2.23522906948447 1443.12601728976 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2026-Oct-06 07:22 4_18:31 Earth 0.225721236737812 0.21487442262174 0.236650553631379 11.7117468143248 11.7107388690596 2461319.806952582 6870.53176653581 584040.760252154 708.170644133801 21.5710163028805 15375.1246511749 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2028-Oct-27 14:58 2_03:55 Earth 0.133850219183965 0.117745915008664 0.14996213125682 12.0647504928332 12.0631004142589 2462072.123613555 3114.88405585578 804821.147654578 217.188960778594 -3.46202463065204 7415.20155229991 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2030-Nov-07 06:34 1_04:34 Earth 0.0332952654213016 0.0202393411287186 0.0480877420657013 14.9908251172169 14.9854858496439 2462812.773727205 1713.54683738563 792348.162320435 381.52938603242 -25.946624239546 6034.49667807789 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2032-Nov-12 15:04 13:07 Earth 0.0615718176926202 0.0528048927749185 0.0704146130243529 17.6946752580067 17.6922294756897 2463549.127541192 787.15673376759 452103.382287808 493.434268904545 13.6573671297682 4340.688274622 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2034-Nov-18 20:16 00:56 Earth 0.165047266208897 0.164685732871957 0.165408812385762 20.8374535955909 20.8366788351284 2464285.344121304 56.3646428760833 18174.2568047556 609.90802729964 7.27475718158778 5032.05656057181 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2036-Nov-23 16:41 08:05 Earth 0.272934886858478 0.264671020784036 0.281199035564059 24.0858650733909 24.0854597564926 2465021.195315853 485.0071680686 412325.310627996 655.592828858764 1.94360199954472 1991.48272561841 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2038-Nov-29 10:34 15:09 Earth 0.379144619800787 0.362563794560095 0.395725496647813 27.3424187728757 27.3421617495316 2465756.940436276 909.081489309682 826849.425754758 705.015771800004 0.535485538470326 702.075039312817 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2040-Dec-04 06:23 20:41 Earth 0.491834585670171 0.467385436518286 0.516283949845826 30.7654030995255 30.7652270106481 2466492.766227730 1241.23889162044 1219293.42379796 743.32859621156 -0.786307764887402 1271.20755052077 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2048-Dec-01 11:05 5_23:13 Venus 0.0674586263532324 0.0179993451558662 0.126715183870883 13.3409856007114 13.338572459056 2469411.961633367 8592.63242378132 3008392.3318518 436.429422245623 -14.9001699344099 5190.08696396865 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2063-Jan-07 14:43 6_03:00 Venus 0.02003304867398 0.0172950737623009 0.0250796079029037 9.4002870702084 9.38874862203686 2474562.113276035 8819.97976991365 395137.741248587 683.05835055033 58.6894211696766 3323.48540824596 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2070-Sep-26 16:30 12:09 Mars 0.0906571600425034 0.0784611857920967 0.102971768114822 10.4558883322175 10.4555863026833 2477381.187313357 728.592523009594 632631.801827773 790.760993410633 14.8415736878894 4540.382179669 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2077-Jan-30 04:46 4_08:12 Venus 0.0779101858216006 0.0290372031638321 0.126872709930618 14.0364717949865 14.0344859402786 2479698.698480459 6251.52565460064 2442884.87954488 288.855369346245 -2.49383405113863 1564.94467747969 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2079-Jun-16 17:20 1_20:25 Mars 0.0977192199397666 0.0630341192503426 0.132687332525301 13.1711770520714 13.17095461597 2480566.222454602 2664.56009983072 1756364.15604204 81.5917067410699 8.02373884845902 25011.4443633268 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2099-May-08 21:56 8_01:34 Venus 0.0293966096323063 0.0162194963451339 0.0726256629142402 11.2430153635898 11.2364430867068 2487832.414166911 11613.7625088123 2307839.95487557 431.895189137413 -33.5299596987333 4810.8297523913 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2115-May-10 20:17 2_21:58 Earth 0.391986877422512 0.318469967970097 0.46550769499721 27.4750024148239 27.4747550117766 2493677.345284077 4198.18173658743 3666607.98329701 105.782887672737 0.974615983252457 8915.18960303241 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2117-May-18 05:31 2_18:40 Earth 0.234300984625169 0.173530467180898 0.295071702007583 22.8021276540814 22.8016289216389 2494415.729610040 4000.11011013487 3030404.20820725 58.2853985328356 0.356130831587706 3433.50044532301 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2119-May-27 03:53 2_14:24 Earth 0.0793107473860694 0.0332191147426393 0.125400324011926 18.2346069068212 18.2327644138034 2495154.662033064 3743.77984507273 2298263.87686904 12.295182163046 -0.0449768703750644 120.039757703949 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2121-Jun-05 16:44 2_01:59 Earth 0.0672401611857438 0.0426569221433474 0.0918278500153234 13.9795132885061 13.9766784025212 2495895.197324081 2998.85343806111 1226281.17213296 21.6011388585178 1.00775917773011 8818.32836247124 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2123-Jun-30 01:10 01:39 Earth 0.208812839694119 0.208418015544506 0.209207749204288 11.3703101719804 11.3691878840847 2496649.548640126 98.792143214691 20786.1152932961 453.408404056111 18.6616744249931 24654.0262413842 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2125-Apr-13 00:53 23:08 Mars 0.042614449841032 0.0287365192519621 0.0585868410942553 11.2328423280176 11.2322442316014 2497302.537021760 1387.91381755078 882382.860967266 690.062949128113 30.2091034087525 4726.83008466758 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2125-Jul-28 05:10 7_13:28 Earth 0.280612895813043 0.274191291277637 0.28712865098538 13.541252343651 13.5405511190486 2497408.715564397 10888.2455529098 412012.69232534 349.15488799147 -38.44927914214 38604.3445642373 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2133-Nov-06 16:21 9_10:52 Earth 0.0621252037191485 0.0139363516009833 0.175839919312222 14.1296304470941 14.1265947363788 2500432.181496836 13611.6509939586 5722082.15796452 331.457844364158 -12.9750973636344 6957.2120247629 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2135-Nov-17 06:27 6_06:18 Earth 0.0953591269552991 0.0135028519106515 0.210621935582093 18.7358505481633 18.7343591487685 2501172.768715852 9017.59129188372 5773994.89913561 532.904798593321 8.14953509561855 3683.3636049674 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2137-Nov-24 19:02 4_13:29 Earth 0.250427074458946 0.146822942776622 0.354104812775817 23.419800443775 23.4193461339816 2501911.292890470 6569.19966773991 5172587.34760537 654.051456105439 2.17861826919899 2052.07361545523 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2139-Dec-02 21:31 3_10:07 Earth 0.406346630800748 0.316695644508858 0.495997303676131 28.1737144871004 28.173481745842 2502649.396550199 4926.96759096766 4470488.98432313 731.264428827769 -0.0177639053323925 19.5873037202841 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2147-Nov-14 22:29 9_02:12 Venus 0.011125167157947 0.0100000850639066 0.028808028853972 9.78155119589092 9.76157566432695 2505553.436523081 13092.1947340919 1104985.18000819 224.053228650877 64.0755767017019 5458.29195329474 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
2151-Aug-13 07:10 4_01:33 Mars 0.0566035286356749 0.0242529525656904 0.162593649094887 11.0266646965959 11.0262059978575 2506920.798446959 5853.19630274086 5467080.94706021 813.10965179733 25.3878704668654 4559.34206871891 T 18 CATAB v2.0e-lin.ifort 2017-Nov-29 06:33:52 2018-Dec-11 15:50
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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