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(2020 DR2)
Classification: Apollo [NEO, PHA]          SPK-ID: 3994619
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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6906038967532671 1.1011e-05  
a 2.282790419772821 8.4096e-05 au
q .7062864604066845 1.2631e-06 au
i 19.73689217311903 0.00027466 deg
node 168.955745934812 0.00017216 deg
peri 252.5509285433413 0.00052207 deg
M 100.6471532524734 0.0056684 deg
tp 2458848.294216110142
(2019-Dec-30.79421611)
0.00037387 TDB
period 1259.788062582217
3.45
0.069614
0.0001906
d
yr
n .2857623521706497 1.5791e-05 deg/d
Q 3.859294379138957 0.00014217 au
  Orbit Determination Parameters
   # obs. used (total)      289  
   data-arc span      61 days  
   first obs. used      2020-02-20  
   last obs. used      2020-04-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .34453  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:20:00  

Additional Information
 Earth MOID = .00992587 au 
 Jupiter MOID = 2.07122 au 
 T_jup = 3.181 
[ 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 18.8   .31864 E2020H95 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
1920-Jan-30 06:05 23:45 Earth 0.303421760670805 0.293570488003013 0.313390579727816 14.1004919799452 14.0998691909099 2422353.753469456 1425.37239007369 576982.044277465 45.9108101594023 -31.0509114142172 930321.566881973 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
1926-Sep-20 04:21 19:54 Earth 0.105466828925385 0.0960998130840176 0.114932885218776 18.2647550783421 18.2633718334945 2424778.681038189 1194.39809963873 496460.32354885 166.919610574722 18.8642151651719 31229.3980616662 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
1933-Aug-15 15:44 06:03 Earth 0.49431361147846 0.48949668840226 0.499131193561893 33.8258469117828 33.8256875580903 2427300.155818638 362.54957778497 241897.081120569 128.627094152029 -6.75848621075318 64749.2908612331 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
1951-Feb-09 06:56 08:01 Earth 0.201849678427669 0.200746535631791 0.203190930535772 19.3140134392205 19.3133299692308 2433686.788929126 480.890688586419 351092.951843341 25.9139359399678 -79.9962390648178 1117437.99249743 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
1957-Oct-19 13:59 2_03:30 Earth 0.308494587003018 0.300526430134846 0.316553012914085 15.8284982928065 15.8279526196611 2436131.082663879 3089.77513050027 478462.106686929 166.726054185591 33.3560766665818 132206.515499518 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
1964-Aug-27 22:41 21:42 Earth 0.24189879983301 0.225215037913616 0.258600912950085 27.0267220103109 27.026314453136 2438635.445471349 1302.25168530928 839013.724944693 139.714477430415 -7.17982962943844 31135.2882120089 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
1982-Feb-20 15:53 1_04:07 Earth 0.287773875624894 0.268597985308374 0.307960494756203 26.3046062641904 26.3042542727591 2445021.161901647 1686.97305248474 1298883.64157052 29.1728922398255 40.8075085474989 915623.915758775 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
1988-Dec-20 02:30 7_04:40 Earth 0.382089222258033 0.373910718235646 0.390587496880179 14.2334665427592 14.2329766011107 2447515.604197412 10360.2035716578 690493.86595703 52.2009331553742 -52.9637780667325 574286.329350561 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
1995-Sep-17 10:00 2_04:40 Earth 0.0868128414869202 0.0592660220440988 0.114866166167657 18.7057273086045 18.7040864436667 2449977.916864430 3159.57244776468 1425227.46038788 160.938644817948 12.7019950934126 18113.479085897 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
2009-Jul-26 10:41 16:18 Venus 0.12063262001884 0.116727461120422 0.125316749317504 17.5010260357789 17.4999974193956 2455038.945331711 977.85331266717 529074.041412502 151.801853565243 -66.0389262047419 116648.166517584 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
2020-Feb-16 16:21 < 00:01 Earth 0.210962871652043 0.210954584696416 0.210971158608978 23.4975995914059 23.497062079861 2458896.181209114 0.0619195415171484 414.063381752668 17.2276169884573 3.66119754791243 118188.551248796 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
2026-Nov-17 20:53 1_05:33 Earth 0.386494925552646 0.384922865941215 0.388073895746151 16.5682123786513 16.5677962780329 2461362.370433341 1773.17931142048 113199.457463297 143.7900249929 46.0491437181496 238207.621014189 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
2033-Sep-02 21:07 18:47 Earth 0.129639756862968 0.115756447992993 0.143536617182929 24.0669008785226 24.0660468710218 2463843.380182528 1127.38348977603 695788.909144014 150.792563693412 -5.42562420259753 11798.7186557544 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
2051-Mar-04 07:25 1_02:40 Earth 0.48903056148505 0.466570082827145 0.511632280861861 33.3391336700615 33.3389702433243 2470234.808853080 1600.00779979826 1197537.75589804 33.6283881180596 20.2261397672293 724396.707818036 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
2058-Jan-28 23:56 2_09:13 Earth 0.289199646166251 0.266025951789831 0.312595748105936 14.1272627655659 14.1266105868803 2472757.497467205 3432.94937299747 1228082.26786263 62.0040330201866 -18.9322831563173 351629.982017026 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
2064-Sep-22 14:41 2_20:28 Earth 0.165424653450133 0.137218663145173 0.193875296753189 16.8925647285399 16.8916112107747 2475186.111960772 4108.38636804039 1447816.19788752 163.884288415241 12.4636723223291 34210.4592953448 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
2071-Aug-20 10:32 1_10:31 Earth 0.386639906885504 0.358699860793033 0.414584668343358 31.0817581319892 31.0815364136322 2477708.938725721 2070.67423479046 1395000.56361416 125.912645492768 -2.76514274078267 21231.5056827737 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
2071-Sep-09 13:18 1_14:31 Venus 0.12395709681749 0.115588091763511 0.13927530299889 20.3718772543854 20.3710172995056 2477729.054416768 2310.83139665193 1587729.41783168 144.851068220473 67.5189098513367 120507.253953504 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
2089-Feb-15 08:51 1_14:15 Earth 0.188352276461907 0.173399550047796 0.207820212804047 23.1216857651083 23.1210739393816 2484097.868425069 2295.2472369044 1692333.71204319 30.6618994734041 59.1239707536913 798824.807110249 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
2095-Dec-01 07:06 6_19:11 Earth 0.393917201266938 0.393911261041335 0.39406609903327 15.9947515860576 15.9943286880364 2486577.796152493 9791.24164912776 454928.314612623 76.7752020286463 89.725443231693 686644.348104811 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
2102-Sep-12 14:13 2_14:25 Earth 0.0292692457047224 0.00549461043756219 0.0688501591868402 20.087119774117 20.0825873331435 2489054.092320078 3745.45513559976 1988793.26702788 155.863526194137 -10.8341780803861 5286.74097027823 T 36 CATAB v2.0g-lin.ifort 2021-Apr-15 22:20:01 2021-Apr-15 22:20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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