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477162 (2009 ES)
Classification: Apollo [NEO, PHA]          SPK-ID: 2477162
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .329391885909441 4.9931e-08  
a 1.436162551118097 4.2954e-08 au
q .9631022599327931 9.8623e-08 au
i 30.33200383272954 2.1114e-05 deg
node 343.7282405179971 4.0863e-06 deg
peri 311.1627812536711 6.7842e-06 deg
M 84.41574899194313 1.9262e-05 deg
tp 2458853.090728023461
(2020-Jan-04.59072802)
2.7676e-05 TDB
period 628.6426235064147
1.72
2.8203e-05
7.722e-08
d
yr
n .5726624103087508 2.5691e-08 deg/d
Q 1.909222842303401 5.7103e-08 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      2775 days (7.60 yr)  
   first obs. used      2009-03-02  
   last obs. used      2016-10-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .36516  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-21 06:20:40  

Additional Information
 Earth MOID = .0412299 au 
 Jupiter MOID = 3.54541 au 
 T_jup = 4.479 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457229.5 (2015-Jul-26.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3297317347300238 2.6974e-08  
q .9615670647934303 3.1819e-08 au
tp 2456968.695814888819
(2014-Nov-07.19581489)
1.6308e-05 TDB
node 343.7481231070893 4.0986e-06 deg
peri 311.2069091010333 9.1409e-06 deg
i 30.33762836051826 2.1056e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      171  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      2775 days (7.60 yr)  
   first obs. used      2009-03-02  
   last obs. used      2016-10-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .36516  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-21 06:20:40  

Additional Information
 Jupiter MOID = 3.54541 au 
 T_jup = 4.479 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.275962640453835E-16 -8.071261216376751E-16 -3.115016677188591E-13 -2.751861659524578E-14 -1.089465790909703E-13 -8.948109255526618E-15
q -8.071261216376751E-16 1.012469341780156E-15 2.382223936822056E-13 4.236343293768156E-14 1.233953512099306E-13 1.241069253060258E-14
tp -3.115016677188591E-13 2.382223936822056E-13 2.659433246406369E-10 -1.340300823364556E-11 8.609239497179542E-11 1.192672875451401E-11
node -2.751861659524578E-14 4.236343293768156E-14 -1.340300823364556E-11 1.679845132086757E-11 -2.390888872616344E-11 4.589838119234937E-11
peri -1.089465790909703E-13 1.233953512099306E-13 8.609239497179542E-11 -2.390888872616344E-11 8.355554294688381E-11 -3.162754688664593E-11
i -8.948109255526618E-15 1.241069253060258E-14 1.192672875451401E-11 4.589838119234937E-11 -3.162754688664593E-11 4.433408429919385E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 20.6   n/a E2016T48  
rotation period rot_per 28.0 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2017) Minor Planet Bull. 44, 22-36.]

477162 (2009 ES)          Discovered 2009-Mar-02 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-11-20

[ 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
1906-Sep-09 17:39 00:04 Earth 0.119441870422304 0.119380418909674 0.119503327303983 19.2462970003814 19.2451378983805 2417463.235596455 3.95611430644722 3314.47446300264 9.32978132740111 22.3977702670871 664062.756424804 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
1918-Feb-12 15:09 00:02 Mars 0.033949383448094 0.0339011047337177 0.0339976629247969 12.2239478880034 12.2232580056109 2421637.131434138 2.17305206070495 2420.81296810409 10.6172008343484 6.01426323695241 49852.4308130026 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
1918-Sep-17 00:26 00:04 Earth 0.285583692202838 0.285514822377934 0.28565256276934 22.2471922206901 22.2467728405708 2421853.518274582 4.31006453242669 3510.11756135503 16.198366520896 11.9346022991367 501346.949554597 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
1930-Sep-24 21:52 00:04 Earth 0.466691573414919 0.4666343286817 0.466748818277277 26.1135542761063 26.1133356418405 2426244.410835294 3.62381473686901 2880.70277720824 21.3040364078734 7.72701590612863 408478.658383485 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
1937-Apr-08 10:57 00:02 Earth 0.475384135963454 0.475375600013957 0.475392676978256 16.5766043196687 16.5762661952543 2428631.956042144 1.58248723979804 2489.85713931105 30.2105370052817 80.178603892626 1533139.77863802 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
1937-Aug-21 20:32 00:03 Earth 0.318530472978205 0.318478640129053 0.318582317175789 16.2884013696169 16.2878878113148 2428767.355342264 3.46486954922879 3958.68081397532 8.32142308055517 -49.2329322054098 2532614.41467141 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
1949-Apr-04 00:36 00:02 Earth 0.466396198419335 0.466394295686516 0.466398103671573 15.656519151527 15.6561542571237 2433010.525116934 1.55082358476041 1763.40230718395 22.7868004743465 -87.0034335895097 1810151.2694386 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
1949-Aug-29 17:03 00:02 Earth 0.145668428071766 0.145632339272671 0.145704519693472 16.5294450780324 16.5283384461269 2433158.210500929 2.33367933448496 2064.29708207761 8.45776259790707 -29.3300315747946 1619895.24887978 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
1961-Mar-30 08:35 < 00:01 Earth 0.486449702990838 0.486446536782671 0.486452869667808 15.416328494871 15.4159731922076 2437388.857836948 0.77667743892975 773.878387678812 17.2715477819633 -78.2957082030151 2241363.71106212 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
1961-Sep-05 12:47 00:01 Earth 0.0431042276332084 0.0430971066588488 0.0431113546301269 17.9397134917917 17.9362674645999 2437548.032644605 1.04555445213665 878.628257582211 5.33903293911344 66.1547312263615 1014135.3582058 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
1973-Sep-13 23:22 < 00:01 Earth 0.218506192496851 0.218491773767942 0.218520611289205 20.9397277007287 20.9391453513499 2441939.473637747 0.902585011399166 742.599816808764 14.0714198294434 14.4867971677733 534428.277169302 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
1985-Sep-22 17:44 < 00:01 Earth 0.419718495306201 0.419707506810956 0.419729483808007 25.0320375122899 25.031783905867 2446331.238986369 0.69356789810847 554.170628305616 20.4899458186648 8.60026970773375 436077.777586013 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
1992-Apr-09 10:28 < 00:01 Earth 0.486758871576201 0.486756855305605 0.486760887975845 16.8762767840102 16.8759524249637 2448721.936351851 0.289780723968708 429.013796693993 32.1130812304705 77.1320909036355 1489422.18922288 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
1992-Aug-20 01:18 < 00:01 Earth 0.35469007001642 0.354681029930688 0.354699110484722 16.4584345535724 16.4579781165916 2448854.554149826 0.623232148282465 735.553352971425 15.3433758557889 -52.2186715721185 1814092.61590704 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2004-Apr-04 16:19 < 00:01 Earth 0.468940372481733 0.468939875212286 0.468940869755152 15.6963267826684 15.6959647883878 2453100.179640613 0.232409562232202 225.950007751236 23.6228633487799 -88.0786016757543 1773268.41281545 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2004-Aug-28 22:19 < 00:01 Earth 0.159338064783002 0.159333316106415 0.159342813506616 16.4663281311489 16.465312562125 2453246.429950959 0.309086810081506 273.366478142088 8.5572485524141 -29.992081837304 1841639.62760712 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2016-Mar-30 06:26 < 00:01 Earth 0.489990271238977 0.489989971118082 0.489990571359955 15.4252920796451 15.4249395493326 2457477.767836085 0.0873335453178593 24.8784205705993 13.1378123823222 70.1795421737078 2524566.7039374 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2016-Sep-05 19:25 < 00:01 Earth 0.0483771441475988 0.0483770557797391 0.0483772325154586 18.0643499200131 18.0613007162453 2457637.308900093 0.0171400138205738 8.05903507866888 4.40580769167177 -89.3963534046152 1567451.29651948 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2017-Oct-18 17:29 < 00:01 Mars 0.00457426181268754 0.00457345193030594 0.00457507169519057 12.4265529572339 12.4215153705589 2458045.228663590 0.0542219369275647 40.4038660887167 10.2600372883048 -1.77863282633299 16968.9589251388 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2028-Sep-18 03:52 < 00:01 Earth 0.323011684452385 0.323003080160709 0.323020288750285 22.9210724501448 22.9207125660944 2462032.660988034 0.498619434398056 434.861508773837 19.5437001153339 9.38100241963389 387709.785722857 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2035-Aug-19 02:30 00:01 Earth 0.395968775901163 0.395954583062273 0.395982969763344 16.6860648376534 16.6856615613188 2464558.604093856 1.02673939478966 1228.74429359922 25.386008509289 -54.8475047717998 1402063.54068445 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2047-Apr-04 00:54 < 00:01 Earth 0.474428041203458 0.474425925485194 0.474430157872886 15.538770765994 15.5384093308343 2468804.537395649 0.999365123223213 1083.09536770511 19.5307212598581 -84.5046555991917 1943431.8884713 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2047-Sep-01 10:43 00:01 Earth 0.100663180724939 0.100641419848431 0.100684943422446 16.8407695082435 16.8391976982579 2468954.946199094 1.46543929835943 1278.07688614201 7.88380077054285 -31.889551502468 1122386.99934253 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2059-Sep-13 02:18 00:02 Earth 0.186727642490987 0.186699524415174 0.18675576092916 20.3254152346077 20.324713178509 2473349.595995593 1.73336348148297 1460.91723669993 14.6816003648314 16.3103155782418 494416.388829582 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2071-Sep-25 04:36 00:02 Earth 0.465531327661269 0.465501565607609 0.465561089747399 25.9767413753572 25.9765210418152 2477744.691701099 1.8341203506377 1496.72526308885 23.2541952018126 7.4469270641021 362689.043806291 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2078-Apr-08 16:46 00:01 Earth 0.477568995491804 0.477565708063752 0.477572284651866 16.1968075042862 16.1964630342661 2480132.198622101 1.11697359433009 1463.60286188509 27.2434936095262 83.6565412570297 1598058.82949637 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2078-Aug-24 23:14 00:02 Earth 0.263515205664454 0.263484115072285 0.263546299464967 16.2400528103725 16.239430183925 2480270.468013298 2.02924193472114 2122.80297340455 6.15180336999103 -43.0824183832919 3806146.88274334 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2090-Mar-31 17:47 00:01 Earth 0.489254937755419 0.489249727021266 0.489260149999316 15.4344434643405 15.4340906135219 2484507.240941341 1.35800068550243 1382.34073022386 15.5112968346422 -79.1829249022063 2280471.95224514 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2090-Sep-05 20:06 00:02 Earth 0.0434936964324966 0.0434825220085493 0.0435048915447564 17.8864689868019 17.8830436521304 2484665.337381111 1.87466453466796 1596.69172692115 7.81806954625462 69.5574094869649 737887.156622438 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2098-Sep-04 04:17 00:02 Mars 0.0403991831229101 0.040360602144157 0.0404377644955097 12.1605245554141 12.1599417927763 2487585.678608163 1.62266330303028 1934.14325194566 10.7982132482634 -5.90191270682046 57657.5018252444 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2102-Sep-19 20:12 00:04 Earth 0.323552685600405 0.323489268827165 0.32361610285474 22.9095208922382 22.90916142878 2489061.341730421 3.953604809166 3222.97064589414 19.6384194036538 11.1330184041097 439645.439700195 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2109-Aug-20 02:00 00:05 Earth 0.389213790650472 0.389135339927458 0.389292271448275 16.6951439686538 16.694733916307 2491587.583539574 5.35002473492702 6664.74162452799 24.982087359409 -54.0504304525362 1392328.94321151 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2119-May-10 05:22 00:04 Mars 0.0963992349225947 0.0963316217449447 0.0964668487973508 13.2253284119469 13.22510385328 2495137.723675006 3.74130128668411 3396.30414478178 8.18078116596071 6.91404459612606 210219.88507805 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2121-Apr-04 13:57 00:04 Earth 0.479005699333415 0.478996428606335 0.479014988568811 15.5093018505041 15.5089431892612 2495833.081383881 4.40334173616505 4722.01759975279 19.0711759416368 -84.3806180289278 1983663.79989014 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2121-Sep-02 19:04 00:06 Earth 0.085354557539623 0.0852655980626382 0.0854435593296778 16.9792490766364 16.9774104621536 2495984.294647258 6.21507200247323 5354.39822649313 7.248410683938 -34.0353706603792 1057951.13556422 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2133-Sep-14 16:07 00:06 Earth 0.207974902346271 0.207882202791621 0.208067605058969 20.6782154343437 20.6775958579273 2500379.171369982 5.79185731074725 4796.03732496129 15.8558562426038 15.4565104849739 483087.901078558 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2145-Sep-27 00:52 00:05 Earth 0.492140336426203 0.492064556853965 0.492216116194181 26.5415800683798 26.5413760833528 2504774.536436453 4.79843274534011 3810.39227441201 24.2845094156357 7.38318877429708 362045.426940231 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2152-Apr-08 22:56 00:03 Earth 0.479090131837687 0.479084783092952 0.47909548922153 16.0030522993871 16.0027047656084 2507160.455479358 2.65322262533514 3234.55931197102 26.0553789113248 85.2891129176549 1632717.88042508 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2152-Aug-27 01:46 00:04 Earth 0.231361035769872 0.2312937799596 0.231428304172354 16.2817604943718 16.2810531511296 2507300.573636884 4.29677094968675 4300.53847514714 7.16001801827301 -38.7464325090466 3707063.98529257 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2164-Mar-31 11:55 00:02 Earth 0.498822029390542 0.498813489437617 0.498830572642288 15.4185936655981 15.4182472265413 2511534.996693186 2.08746474483715 2068.30824054318 14.2744140334823 -78.1223170976979 2421381.17364252 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2164-Sep-08 05:17 00:03 Earth 0.0696002696423351 0.0695632326886035 0.0696373186673407 18.3850350388928 18.3829526512945 2511695.719999349 2.77846265304644 2345.5373698074 9.60042042906093 38.0459830405803 622010.947338851 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2176-Sep-22 00:11 < 00:01 Earth 0.381296141290436 0.381285543175754 0.381306739412877 24.060994089422 24.0607036610763 2516092.507554752 0.651058943913805 535.408287855683 21.7623797212992 9.23435599351265 401315.967154955 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2183-Apr-12 08:47 < 00:01 Earth 0.494419328371302 0.494417612317647 0.494421044548871 16.6118759454307 16.6115515292718 2518485.866248346 0.267327131707221 426.889541082728 30.7328971143528 79.1893627286148 1506729.28099419 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2183-Aug-23 18:43 < 00:01 Earth 0.323504629053304 0.323495686444787 0.323513572010736 16.4031324200863 16.4026302952378 2518619.279831632 0.561731390651067 692.624207798212 11.4877241061354 -49.9306839636701 2076318.49765202 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2195-Apr-03 04:58 00:02 Earth 0.491066534840664 0.491059725384332 0.491073347543382 15.4346412769277 15.434289732334 2522859.707163868 1.92291896803588 2022.0445284334 16.2486509350368 -80.3410454978284 2217695.55360291 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2195-Sep-06 19:14 00:03 Earth 0.0410419549573593 0.0410374382223262 0.0410465221557466 17.7531212266336 17.7494639792777 2523016.301563609 2.67717757740753 2282.18737646648 7.69651374777279 84.3083171339546 752482.158929594 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
2200-Mar-29 04:25 00:03 Mars 0.00944409445891825 0.00940193209061594 0.00948649514073826 12.3944996549453 12.3920536365415 2524680.683954721 2.93574135646188 3169.09601071847 10.229579380906 -48.2939571822421 103290.594107815 T 43 CATAB v2.0f-lin.ifort 2019-Dec-21 06:21:03 2019-Dec-21 06:21
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