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(2020 AD1)
Classification: Apollo [NEO]          SPK-ID: 3973543
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1420654769354395 9.1498e-05  
a 1.04292808701382 4.3981e-05 au
q .8947640109228364 5.7695e-05 au
i 3.834289943553687 0.0026812 deg
node 98.6281816787393 0.001331 deg
peri 96.178193714106 0.0023875 deg
M 61.44222729243743 0.0016883 deg
tp 2458934.103616912816
(2020-Mar-25.60361691)
0.0023783 TDB
period 389.0272043300132
1.07
0.024608
6.737e-05
d
yr
n .925385155570279 5.8536e-05 deg/d
Q 1.191092163104804 5.0229e-05 au
  Orbit Determination Parameters
   # obs. used (total)      46  
   data-arc span      21 days  
   first obs. used      2019-12-28  
   last obs. used      2020-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .32503  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-18 05:00:25  

Additional Information
 Earth MOID = .00435319 au 
 Jupiter MOID = 3.7652 au 
 T_jup = 5.874 
[ 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 26.3   .18937 E2020A92 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
1915-Jan-22 16:50 4_06:16 Earth 0.0279439119778908 0.0279399601335393 0.136122263205058 4.63437469252362 4.61375409342572 2420520.201121206 6136.41651411549 6627910.40408394 24.9674827927211 -89.1782199772237 119147.031093382 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
1958-Jul-25 12:11 5_22:59 Earth 0.408435309816574 0.271971807885405 0.544897667939135 16.2935841155668 16.2931837305792 2436410.007984546 8578.9371762984 6804769.22590447 78.2974300663598 -0.40461978046851 4374.37704791229 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:00
1971-Jan-07 00:04 5_15:20 Earth 0.295402615650367 0.149792006652046 0.441388893794435 13.2376217105461 13.2369403150922 2440958.502458008 8119.78130154101 7289337.92012629 26.2532090233122 -3.65627413676342 80671.3070122145 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:00
1973-Jul-13 18:33 6_12:51 Earth 0.168648015453345 0.0367323785003732 0.300651737719743 9.329995175905 9.32830166062556 2441877.272840750 9410.5514659709 6583099.93739793 54.5979621263805 1.52075923292391 9116.37787433927 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:00
1985-Dec-29 02:40 10:39 Earth 0.49399090244435 0.486242392674327 0.501745773844972 19.2557344343152 19.2554543192433 2446428.611348028 639.247857921466 396524.82850024 60.5927351497282 -12.8853385293127 240712.52566446 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:00
1987-Jan-16 17:28 21:01 Earth 0.0617533531494527 0.0592320519357831 0.0643204347650327 6.24387396658426 6.23695982595881 2446812.227924258 1261.24496560064 152100.555006481 70.9273021331509 -33.5179397768298 73644.7245193311 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:00
1987-Oct-24 11:16 1_16:06 Earth 0.204419829090181 0.202449126041519 0.206394913801842 4.59993271972007 4.59709825090908 2447092.969457723 2405.75423385509 109120.625298571 42.7872013546188 25.704889540487 180526.355963564 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:00
1988-Jun-29 22:41 2_18:41 Earth 0.0344335351852834 0.0180987302615464 0.0515788501307313 3.78197968214052 3.76146375720494 2447342.445123817 4001.45707150285 875858.802928365 32.9377697344158 -14.8926760758302 39564.551524247 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:00
1989-Jul-23 06:49 18:00 Earth 0.361377674519403 0.344148496253142 0.378606780950964 14.8991448460265 14.8986499694386 2447730.784241349 1080.39153253915 859110.100369599 97.3568738293688 0.130676742321711 932.037467582031 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:00
2003-Jan-08 08:25 19:41 Earth 0.232965276047081 0.214413947465606 0.251525448991157 11.3698537526459 11.3688477815608 2452647.850717544 1181.10854748045 928064.957689845 22.8033867144324 -4.49102799923669 86854.9328788613 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:00
2003-Dec-05 04:23 5_09:27 Earth 0.15103048842942 0.142132331568716 0.160101136303485 3.75688075162258 3.75218189711704 2452978.682468147 7767.03917144353 515360.578989118 46.2728787016738 29.7465547606201 123727.113884622 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:00
2004-Apr-02 22:08 7_19:47 Earth 0.12302063987813 0.121949687660088 0.124175142337651 3.87611436218794 3.87052256812206 2453098.422478199 11266.797152088 169347.767334375 97.4920626030726 -70.9954589412958 91631.1008114008 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:00
2004-Sep-04 21:29 4_22:35 Earth 0.180362937918204 0.174024508325056 0.186807572261569 3.88270596010061 3.87889930526307 2453253.395184667 7114.72602153512 386352.186419975 81.2454647477704 -34.582764980557 101285.090144083 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:00
2005-Jul-14 01:42 21:44 Earth 0.169529031489933 0.151433684391128 0.187625146053311 9.36649054607095 9.36481239797829 2453565.570518461 1304.25481737234 902540.199508797 71.0956973127465 1.57758916787474 7353.83870724648 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:00
2018-Dec-31 23:39 01:24 Earth 0.405067805173278 0.403817851255648 0.4063177609725 16.5773052194563 16.576908415591 2458484.485545062 84.4624896438275 62345.3968673931 19.9477415655608 1.37306913818809 57117.65533345 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:00
2020-Jan-17 21:15 < 00:01 Earth 0.023342134081136 0.023297388744368 0.0233868774715605 4.48997335502314 4.46447789711242 2458866.385685423 0.318251984390573 2205.61387954074 4.64130938351769 0.0423419143265904 840.69489479185 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
2020-Oct-12 05:38 01:31 Earth 0.205372738943617 0.204901332269726 0.205844175680155 4.57454757872245 4.57171059985391 2459134.734505958 90.8812944261956 23832.3976248398 84.272568133517 9.79733555760177 35271.8409341213 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
2021-Jul-04 06:45 01:17 Earth 0.0072533295043709 0.00676105052089786 0.00776008491420167 4.85267919028947 4.77637979459295 2459399.781405550 76.6378293464481 31000.5268037429 37.3340328256983 36.6163119811996 14098.3477527012 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
2022-Jul-30 00:56 02:19 Earth 0.497901255819876 0.496289505913433 0.499513071502788 18.955824748772 18.9555424365474 2459790.538830544 138.932638917719 80878.1316307794 78.4112976144261 -6.41697167204518 95859.3875726959 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
2033-Jan-09 12:28 1_04:16 Earth 0.323547176161627 0.299947611596113 0.347150703292032 14.1060026011229 14.1054187800445 2463607.019499892 1696.2279633982 1178267.35043289 133.577669320588 -2.80773053605248 13641.8454385052 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
2033-Dec-08 14:45 6_15:53 Earth 0.159604562495846 0.147351128699109 0.172134449838366 3.87622818817063 3.87191896297742 2463940.114562928 9593.38897271564 701221.978262036 18.7299533486118 28.2886494280846 484393.340617486 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
2034-Aug-24 21:42 7_16:48 Earth 0.172036084921735 0.159988953048047 0.184238183206532 3.5710752737168 3.56673559312667 2464199.404244800 11087.5500286736 657217.30202066 182.349901884305 -23.3725733266644 28185.3669757033 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
2035-Jul-21 02:05 1_07:42 Earth 0.300966373700493 0.273957669614854 0.327974750898225 13.181107849237 13.1804361829768 2464529.587061388 1901.90559288572 1346715.8926122 68.7351393539398 -0.0232169755995953 89.9878804052557 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
2047-Jan-22 07:49 1_16:04 Earth 0.0355796819523805 0.0279849232783675 0.0666693465943602 5.2496216350083 5.23533685437638 2468732.825989516 2403.59402529346 1923132.30121822 18.3196357581407 -51.9792026431759 88250.4186159267 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
2047-Oct-12 22:55 6_20:31 Earth 0.215451218927292 0.214606710480283 0.216440905572456 4.73508360927151 4.73247111364012 2468996.454969412 9870.51268043095 282717.731398065 302.543082135707 -80.7214783736694 54548.4839944145 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
2048-Jul-09 18:20 2_08:12 Earth 0.0731563211892222 0.037458586922162 0.109005185055795 6.63538165707178 6.62989036764918 2469267.264101740 3372.23528580091 1791565.96302906 57.2376800854917 4.9836037816751 12275.0839516518 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
2060-Jan-09 15:13 1_12:25 Earth 0.351298571678791 0.321500296753478 0.381106088423742 14.9478921091531 14.9473846940504 2473468.133947277 2184.62531229557 1488863.67269193 121.632435094903 -3.49340895327327 20305.8294483498 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
2061-Sep-05 11:53 9_21:51 Earth 0.187217253724853 0.174936603544842 0.200064801474968 3.94449626526196 3.94088654372713 2474072.995049779 14270.6186160976 810479.194779071 204.512958916882 -39.4384584056363 43410.7011080837 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
2062-Jul-19 15:05 1_22:16 Earth 0.256172618501068 0.213634489747123 0.298718217994223 11.8864956174942 11.8856205494973 2474390.128626016 2776.27925454531 2122512.18642143 79.3939920917191 1.99352465287591 12555.6641772703 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
2074-Jan-18 03:54 3_21:08 Earth 0.133062758633843 0.0499092424587812 0.220654015037104 8.38714866160727 8.3847608320741 2478590.662731558 5588.1002706387 4427640.13265236 41.9119174407124 -12.2389506063603 58506.6246446667 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
2076-Jul-27 02:57 2_05:07 Earth 0.434103976703529 0.409153610811005 0.459137296475522 17.0871329427616 17.0867737281788 2479511.622849506 3187.27218089609 1281666.93404646 106.47349535892 -13.4866500131274 132351.367478871 T 8 CATAB v2.0f-lin.ifort 2020-Jan-18 05:00:26 2020-Jan-18 05:01
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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