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(2021 AN1)
Classification: Apollo [NEO]          SPK-ID: 54104549
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2353739529319297 0.0001824  
a 1.213345507357551 0.00023487 au
q .9277555790186062 4.1726e-05 au
i 3.046487198821263 0.0021921 deg
node 290.1814215487542 0.00024757 deg
peri 236.9830407091292 0.0029583 deg
M 305.6636707473907 0.017281 deg
tp 2459274.182262274540
(2021-Feb-28.68226227)
0.0020431 TDB
period 488.1745746113426
1.34
0.14175
0.0003881
d
yr
n .737441109641181 0.00021412 deg/d
Q 1.498935435696495 0.00029015 au
  Orbit Determination Parameters
   # obs. used (total)      47  
   data-arc span      14 days  
   first obs. used      2021-01-04  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .3953  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:22:34  

Additional Information
 Earth MOID = .00971834 au 
 Jupiter MOID = 3.47441 au 
 T_jup = 5.226 
[ 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 26.86   .57853 E2021B55 autocmod 2.8

[ 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-Jun-02 16:12 6_14:40 Earth 0.409551302427463 0.283422956785601 0.536006211924719 17.3789861201501 17.3786117645911 2417364.174918733 9519.52586388627 6324007.75949228 112.467746919324 4.99656489094328 38825.2169084013 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1910-May-27 13:02 6_15:44 Earth 0.291107344082276 0.170315426241729 0.413404722950046 13.8776332221921 13.8769736624946 2418819.043072278 9584.10972221345 6150299.98071592 71.7750299405279 8.89972493372041 71949.5697943765 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1914-May-21 00:32 7_01:36 Earth 0.179135218786149 0.0754065914457072 0.291717499609509 10.5162054788483 10.5147909834996 2420273.522320031 10175.8210514926 5751507.07306578 40.5399386798657 16.1047672180349 126037.391245312 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1918-May-13 22:10 8_08:56 Earth 0.0867955456530411 0.0509704579112831 0.173528784087107 7.52542195298118 7.52134156162043 2421727.423901762 12056.2826523759 4768451.73602293 29.4214097787998 35.999741705023 194173.170440496 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1922-May-05 06:57 9_11:58 Earth 0.050708407541566 0.0507068167952999 0.0708948793424015 5.3940337058418 5.38428355313797 2423179.789500184 13678.3519963128 2457237.88737276 37.4496042183127 -89.6118926222017 233887.668277823 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1922-Sep-07 04:02 9_00:33 Mars 0.0923819598840309 0.0714867176661199 0.118254668975801 5.42471576492175 5.42414446402869 2423304.668266269 12992.6932449665 1587026.18079617 32.616336787403 41.011043949293 231570.880025258 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1938-Feb-01 19:58 8_03:28 Earth 0.0432299096572483 0.0264121968681733 0.0602564465963018 4.51363306136122 4.49995702581699 2428931.332273988 11727.7526229609 857099.036556467 43.6089341191558 8.94269503317705 23881.7649316446 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1938-Jun-04 04:11 7_00:20 Earth 0.228249063843375 0.212836244075564 0.243886433038865 2.72959227734365 2.72531225345155 2429053.674501361 10100.4284976049 852683.057239692 85.017318656065 -26.1272638335925 36303.4186940099 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1942-Jan-30 23:20 7_22:35 Earth 0.0389396210229277 0.0207970281794133 0.057163222013078 4.60548907493209 4.59060756132941 2430390.472292155 11434.9271614777 911055.513812853 36.0636399221911 4.20223042537014 12653.4749757809 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1942-Jun-05 03:24 9_17:55 Earth 0.231593113708763 0.213408524976641 0.250219104715985 2.84217005949262 2.83811920859534 2430515.641492764 14035.4665725264 1047415.79590963 55.3762810442577 -29.9010140802693 51263.9875541486 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1954-Aug-13 02:58 1_03:11 Mars 0.066348904979857 0.0607748735120563 0.0806498696219429 7.11449481403323 7.113888291586 2434967.623794438 1630.72492067097 1316370.38460252 23.2529122291894 -66.348363551678 316748.871116495 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1957-Dec-07 13:08 5_18:45 Earth 0.262989831954772 0.246122344143548 0.279970613486634 3.83449414547013 3.83185103676434 2436180.047480309 8324.64866313093 886780.993009514 48.9493262431093 18.3228046688814 91983.0355785134 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1958-May-02 19:17 4_16:08 Earth 0.0500238024495777 0.0499997572834162 0.0566183438579453 5.36101216798688 5.35106746402481 2436326.303230263 6728.37112216803 1249280.31795421 36.4975668302092 -88.1957273016474 233569.717127791 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1961-Nov-24 11:33 6_02:07 Earth 0.308545146805797 0.285972984336571 0.331267311122582 4.96125276739332 4.95951184870516 2437627.981130414 8767.15325500604 1179198.47932153 53.6306556556802 16.8586053932278 114450.295475657 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1962-May-11 21:16 3_12:49 Earth 0.087485046037769 0.0579475423007484 0.125049949827424 7.59075314924463 7.58673978582049 2437796.385873012 5088.76810315817 2141531.49534842 29.7832084198172 35.2413431441828 188439.803006152 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1965-Nov-11 10:33 5_10:56 Earth 0.358896333159259 0.338832632630136 0.37916091021841 6.00234985713921 6.00111286544593 2439075.939719432 7856.12795280579 1091040.57397447 73.0073638963952 22.8644663597741 145440.242587739 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1966-May-19 04:48 2_18:56 Earth 0.184124816298359 0.137717811366079 0.231530852524853 10.6955002531166 10.6941471640023 2439264.700158580 4015.65673481357 2434989.70003663 42.6850708715668 15.6190378033529 121264.137290213 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1969-Oct-30 11:14 4_18:12 Earth 0.403038398049681 0.387085351465699 0.41921751042612 6.82756159402361 6.82659324681499 2440524.968054955 6852.38236879533 931916.857154461 97.0442667613786 30.719879912252 172729.306737313 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1970-May-25 20:57 2_12:00 Earth 0.298575962000333 0.24928691154429 0.348070682493731 14.1183352821682 14.1177031851417 2440732.372587936 3599.84281185291 2493786.28783194 72.48527498426 8.91121455541354 73701.5029894642 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1973-Oct-19 11:55 4_05:27 Earth 0.438728430846716 0.426784315191231 0.450903509586107 7.4498701931546 7.44905494159973 2441974.996713766 6086.72480657918 783369.194335155 119.050304235405 39.8512104194127 201164.472435555 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1974-Jun-01 04:54 2_09:16 Earth 0.419488475449057 0.370446781168935 0.46857959160251 17.6989399039949 17.6985810238172 2442199.704032070 3436.39320216853 2457256.0475266 111.97451295704 5.28265315629842 42459.0434895324 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1977-Oct-09 04:16 3_20:02 Earth 0.46602310704216 0.45778842012255 0.474481616856682 7.89918606601396 7.89846222621103 2443425.678078432 5522.09402068797 657766.617409715 134.485103016144 50.7418762743057 234958.346853556 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1981-Sep-29 09:00 3_13:08 Earth 0.485046562135048 0.480179747233618 0.490122156000709 8.19483146428818 8.19416110649385 2444876.875177275 5108.26565963705 559743.094402158 137.945738620579 63.7109005099508 279382.383519577 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1985-Sep-19 20:16 3_08:43 Earth 0.495978768319631 0.494113395538059 0.498036012839478 8.34560914628966 8.34496541001909 2446328.344545940 4843.26316585661 496229.518286042 124.984443627996 78.6327405553082 344367.322755805 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1989-Sep-10 12:20 3_06:27 Earth 0.498904315831883 0.498233172133305 0.499752583802839 8.36680071224589 8.36616237198218 2447780.013560621 4707.40434159259 470329.831017282 95.8610380396423 -85.3796743212571 453621.611820595 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1993-Sep-01 04:39 3_05:30 Earth 0.49417215683495 0.490933404423256 0.497574452828767 8.27582981673603 8.27517827891796 2449231.693696538 4650.48581524445 477927.2150237 56.9477956946043 -69.7291020235856 692598.045757631 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
1997-Aug-22 18:26 3_04:55 Earth 0.481659588314538 0.475998697662748 0.487471251671323 8.07420710775638 8.07352194982643 2450683.268263057 4614.74575154566 512281.001521921 22.9601065890405 -56.0574364066528 1425246.59923244 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2001-Aug-12 22:49 3_05:04 Earth 0.460944503312951 0.452996540899567 0.469031884122605 7.74587161975954 7.74512531820898 2452134.450765280 4624.42792308082 565397.816106701 26.8246546011699 -45.0011541109724 1201888.14499993 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2004-Dec-23 23:07 1_18:45 Earth 0.416403225525183 0.379312886765883 0.453498497615894 18.0119900764892 18.0116348209521 2453363.463430775 2564.92299347932 1851048.57765792 35.5570135502956 2.2446019424062 56150.209308025 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2005-Aug-02 18:21 3_05:59 Earth 0.432690573296934 0.42264965273173 0.442860653057618 7.28433544650079 7.28349003103415 2453585.264607610 4678.86572429556 626840.553591947 46.3792596089696 -36.5022541862208 519874.445305888 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2008-Dec-30 02:24 1_17:28 Earth 0.293413299108868 0.259083547114894 0.327745947432094 14.3327732707878 14.3321396755116 2454830.599690656 2488.36537569722 1712575.24391233 26.7360573538303 1.6414008390366 36962.4430311923 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2009-Jul-22 19:18 3_08:00 Earth 0.39645675702276 0.384562249380386 0.40847270674192 6.65943396457925 6.65842468351044 2455035.304231314 4799.6741472698 689314.536398586 60.1703624082699 -30.1498165474057 290861.226311888 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2013-Jan-05 10:53 1_17:52 Earth 0.175381579552535 0.145413154700608 0.20535361682018 10.8161605625502 10.8147558629593 2456297.953689594 2512.22116632165 1495021.27769757 18.7032376541175 1.75705175500929 32629.7152366624 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2013-Jul-10 21:14 3_10:30 Earth 0.352199337341043 0.339033175704982 0.365479028022672 5.84211186230894 5.84081676591417 2456484.384920797 4950.36006164242 730910.879855696 68.1417391999509 -25.6019576277592 180435.475461907 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2017-Jan-12 09:41 1_19:57 Earth 0.0716368767960614 0.049761917901614 0.0935658845626164 7.69219526852877 7.68735842568802 2457765.903721738 2636.82410832155 1096565.27534487 10.5475696766275 5.12392382208293 65818.5493251612 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2017-Jun-28 07:08 3_02:41 Earth 0.303325182141146 0.290996944279016 0.315734664254225 4.85527669517169 4.85346714410846 2457932.796893166 4481.45485957095 664627.190817022 76.4706957194911 -21.9891240082378 107721.441290324 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2021-Jan-18 18:51 < 00:01 Earth 0.0142669370686134 0.0142348968312172 0.014298975765058 5.89966504550407 5.86792378850685 2459233.285714825 0.178102308359716 1580.38440321143 5.52997426476764 -0.190149839480601 749.763785093245 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2021-Jun-21 02:44 01:37 Earth 0.270132484935253 0.269530498914494 0.270734493284225 4.12690529443291 4.12451452962338 2459386.613938047 96.6104639012409 30268.09657268 203.787478189574 7.63293629247697 16212.7935402319 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2025-Jan-08 16:11 1_11:21 Earth 0.123869811149029 0.10115660928697 0.146589208377089 9.24737801106019 9.24505161902512 2460684.174519686 2120.63865078884 1133612.17914153 14.2101851269896 2.45260264393293 41913.790192298 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2025-Jul-08 05:37 2_20:56 Earth 0.329505551910915 0.319862012149401 0.339216155436776 5.45040089366395 5.44891707683174 2460864.734225710 4136.16083676371 536495.414902817 59.9042461627594 -25.9795540438692 179244.300851046 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2028-Dec-31 23:46 2_02:14 Earth 0.258785732539286 0.218336297771237 0.299240422334806 13.3033790913791 13.3026051239326 2462137.490289901 3013.7270342028 2018018.86896575 23.9033760309111 1.76016904043699 38795.3812419911 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2029-Jul-23 04:57 4_01:35 Earth 0.382657170184727 0.369713310839713 0.395756375199837 6.46535302714172 6.4642759509299 2462340.705947945 5855.30337477068 754642.346124084 52.2618152454849 -30.647700669388 318908.134634663 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2032-Dec-24 22:50 2_17:12 Earth 0.401162956782682 0.345498529089368 0.456843007678849 17.5722618372858 17.5718838575317 2463591.451293007 3911.69291539411 2778955.04772189 34.4464051311702 2.58714823355737 64040.9442532592 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2033-Aug-05 07:46 4_21:07 Earth 0.424217096774397 0.411185522789067 0.437511800176165 7.20410297218945 7.20323106439603 2463814.823483933 7026.75967611274 841720.496539189 34.2508392119918 -38.7502932137979 747186.072208743 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2033-Dec-19 09:53 3_11:52 Mars 0.0943472734215791 0.0942509623018175 0.104200324421068 6.44243203204974 6.44196100822987 2463950.911598269 5032.08576517921 2004334.11868145 49.4563554585931 -87.4267022367451 309794.994727627 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2037-Aug-17 10:07 5_16:56 Earth 0.454460841158841 0.44342410710075 0.465912275455167 7.72299885451069 7.72223966313643 2465287.921204612 8215.96491585445 884971.025904545 18.651561673356 -50.67252453809 1652105.42908244 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2041-Aug-28 20:24 6_12:51 Earth 0.474026427991818 0.466946298940237 0.481717263251874 8.05774859518267 8.05705098166263 2466760.349690904 9410.8237006063 925083.416084033 53.8303511655871 -66.5281340971396 688158.60220807 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2045-Sep-08 22:24 7_10:20 Earth 0.483241230998677 0.482034748944782 0.485293345724716 8.21756074729567 8.21688974627151 2468232.433448177 10700.1821569163 1011568.97613807 99.6897830492299 -85.390542357225 428861.715321296 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2046-Oct-16 08:11 5_21:04 Mars 0.0664063962192951 0.066307022154148 0.107142922613639 6.52974537468422 6.52908510403521 2468634.840650265 8464.24403410268 4016215.6249892 21.2366413367138 -86.8741393184579 349429.414190358 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2049-Sep-19 19:33 8_16:29 Earth 0.482032219253691 0.476442483154759 0.488775107504828 8.203148937612 8.20247507163324 2469704.314711054 12509.2361887605 1215602.85019918 131.088250682721 75.3311993055848 318546.583254994 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2058-Jun-07 15:41 7_09:51 Earth 0.491549844061153 0.34400698456899 0.639229317743342 19.8055262678325 19.8052525762706 2472887.153175033 10671.328111816 7372106.99156053 133.371908504695 3.0524441200888 24780.6648290515 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2062-May-31 11:27 8_09:42 Earth 0.352197489266643 0.190353055088829 0.515184203738523 15.7085977772529 15.7081161674268 2474340.977089774 12101.5415108338 8160584.29681545 87.9053045554888 6.267190304138 52148.0924488882 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2066-May-24 03:09 9_22:59 Earth 0.21714093291537 0.0587502470020867 0.389704441446648 11.7173076699804 11.7162603913724 2475794.631231141 14338.7842462704 8710126.54637048 49.6667612500451 11.9874924126049 98285.5220811986 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2086-Jun-23 15:21 9_15:24 Earth 0.271392034554522 0.227197341147355 0.315696133960008 4.20092956294011 4.19859185251309 2483130.139432761 13884.3584112755 2223216.26462114 142.305800634717 -7.70039497556514 16031.0258711522 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
2090-Jan-02 18:58 5_06:27 Earth 0.236783989643222 0.120778325132819 0.352780078499749 12.6393646389698 12.6384743108789 2484419.290595700 7587.48094325725 5784007.3160248 17.6433661677844 0.32711572173864 8636.35205079684 T 10 CATAB v2.0g-lin.ifort 2021-Apr-15 23:22:34 2021-Apr-15 23:22
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