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(2012 AB11)
Classification: Amor [NEO]          SPK-ID: 3595775
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3275239046796424 1.3511e-07  
a 1.583427824871673 4.5004e-09 au
q 1.06481736089131 2.1314e-07 au
i 27.76353820004472 4.3387e-05 deg
node 108.8216607113694 8.2385e-06 deg
peri 20.49094597773544 0.00019032 deg
M 65.3510670398329 9.2608e-05 deg
tp 2458868.386859125329
(2020-Jan-19.88685913)
0.00018696 TDB
period 727.7728255897053
1.99
3.1027e-06
8.495e-09
d
yr
n .4946598544790353 2.1089e-09 deg/d
Q 2.102038288852037 5.9744e-09 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      2927 days (8.01 yr)  
   first obs. used      2012-01-14  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5398  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-20 05:03:08  

Additional Information
 Earth MOID = .0967018 au 
 Jupiter MOID = 3.02612 au 
 T_jup = 4.209 
[ 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 22.2   n/a MPO279219  

[ 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
1990-Jan-23 10:28 < 00:01 Earth 0.496172361999172 0.496170274071475 0.49617444992797 18.1035090736392 18.1032124398759 2447914.936223629 0.164178667404983 255.644670042646 102.821947881564 -85.9921828019331 642747.598199267 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
1992-Jan-22 20:22 < 00:01 Earth 0.442291422706356 0.442289496187367 0.442293349246212 17.4137009268919 17.4133549739149 2448644.348282760 0.128480645259637 269.700112155067 76.7807521269656 -77.0958860371602 837972.017211598 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
1994-Jan-21 00:41 < 00:01 Earth 0.388323679441318 0.388321922218424 0.388325436877422 16.7953674078989 16.7949588682079 2449373.528301371 0.102971373838589 717.571382585045 67.5432806872291 -85.5177747322533 818239.731241596 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
1996-Jan-20 05:25 < 00:01 Earth 0.335472299651086 0.335470714229054 0.335473885636542 16.277094603791 16.2766066425658 2450102.725512660 0.0851295482516445 1626.99495467119 71.6902673824498 -88.8240119311512 630836.342937398 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
1998-Jan-18 14:31 < 00:01 Earth 0.28898827678648 0.288986871201028 0.288989682403866 15.8895047338992 15.8889244644568 2450832.104853176 0.0780072848734655 636.716526119666 68.0518212750324 -88.4809000175237 575839.715710508 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
2000-Jan-17 17:52 < 00:01 Earth 0.241239249909665 0.241238035689096 0.241240464130234 15.582334660779 15.5816258313537 2451561.244638332 0.0766527168074243 229.24500708452 60.5471073608386 89.9623062165817 556023.924567576 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
2002-Jan-16 00:10 < 00:01 Earth 0.198597662823118 0.198596643173019 0.198598682475159 15.4011111993939 15.4002400383433 2452290.506802685 0.0780821324208795 103.463725337753 47.7452464623394 79.0213483340541 602343.469691062 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
2004-Jan-15 08:51 < 00:01 Earth 0.1621606803111 0.162159853411704 0.162161507213934 15.3114784320428 15.310405271017 2453019.868930347 0.0822731548789205 63.9087064826716 26.6756803665486 57.2223916735021 868386.472536171 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
2006-Jan-13 17:21 < 00:01 Earth 0.13152533667665 0.131524677278578 0.131525996078161 15.3049372054418 15.3036135036289 2453749.222978109 0.0877117488888084 48.725587154039 11.8689401733954 49.5473230810633 1442657.141673 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
2008-Jan-13 03:19 < 00:01 Earth 0.109164010675959 0.109163461062668 0.109164560291359 15.3780203462594 15.3764330614633 2454478.638184898 0.090788647546318 38.337731816862 12.3535106617771 47.6243550710529 850051.546147883 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
2010-Jan-11 18:49 < 00:01 Earth 0.0985503303834417 0.0985498265059982 0.0985508342619831 15.4801523213337 15.4784056807613 2455208.284353010 0.0923225411621171 31.6966788630143 13.3216674183844 42.2209817031654 691556.037164533 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
2012-Jan-11 06:21 < 00:01 Earth 0.0980818514026533 0.0980813378078251 0.0980823649986133 15.6397060809488 15.6379690032947 2455937.764709055 0.0953599453885628 31.4574210018949 10.6943447525309 38.1431053013291 841249.585348739 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
2014-Jan-09 17:43 < 00:01 Earth 0.108403615495198 0.108403098408263 0.10840413258363 15.8587783146824 15.8572283561301 2456667.238004777 0.0967574784888239 33.4867794409935 8.78771514070554 41.4035206740568 1268158.41453392 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
2016-Jan-09 03:58 < 00:01 Earth 0.129396757093125 0.129396247715486 0.129397266472331 16.150542357944 16.1492673320739 2457396.665130171 0.100186498568128 36.2826440801128 12.591809082748 49.5963319813293 1130793.1571414 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
2018-Jan-07 09:32 < 00:01 Earth 0.160571842091343 0.160571319789519 0.160572364394153 16.5453220198143 16.5443190660649 2458125.896881177 0.106639509221009 39.2355583719372 19.1865178551058 59.0352338072919 1001654.78586135 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
2020-Jan-06 10:51 < 00:01 Earth 0.198751557572738 0.198750974135368 0.198752141010448 17.0514503098208 17.0506640782028 2458854.951830044 0.113043698818814 41.6397138345266 26.1292165845475 66.7655168810515 958625.012140771 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
2022-Jan-04 14:14 < 00:01 Earth 0.238375485905243 0.238374810356172 0.238376161454355 17.6164744835666 17.6158399719352 2459584.092816263 0.118489739461471 42.7141053841407 33.1900895511475 77.6368001169088 940912.378140265 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
2024-Jan-03 09:58 < 00:01 Earth 0.287069679686059 0.287068890132206 0.287070469239911 18.3614066552654 18.3609011507245 2460312.915559240 0.129161816233526 45.6012676333497 39.0669768734844 -78.0133548409895 969265.53058287 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
2026-Jan-01 03:28 < 00:01 Earth 0.336575816784523 0.336574900598593 0.33657673297053 19.1834964381295 19.1830837648457 2461041.644193631 0.137968569831803 50.1598791741852 42.1124318775051 -49.4555124590782 995217.189233901 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
2027-Dec-30 22:04 < 00:01 Earth 0.387977967176628 0.387976915551911 0.387979018801521 20.095746143004 20.0954043958941 2461770.419605033 0.147025272284059 56.8463515904701 42.855948511602 -35.9836397544504 1027940.23462225 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
2029-Dec-28 12:19 < 00:01 Earth 0.442444015125145 0.442442823992703 0.442445206257813 21.1249066317631 21.1246215547734 2462499.012911960 0.160434106579467 64.0158703632732 43.2965669079942 -30.4200245065227 1068194.57012782 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
2031-Dec-26 22:11 < 00:01 Earth 0.498247266734495 0.498245942690217 0.498248590779027 22.2324996634797 22.2322591267031 2463227.424417565 0.172470635410438 70.4295029787915 43.6152964201663 -26.317081477335 1106184.7042395 T 21 CATAB v2.0f-lin.ifort 2020-Jan-20 05:03:21 2020-Jan-20 05:03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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