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JPL Small-Body Database Browser
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(2008 GO20)
Classification: Apollo [NEO]          SPK-ID: 3408681
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4911175182147114 1.7118e-08  
a 1.893232834823875 2.5806e-09 au
q .963433023582571 3.2084e-08 au
i 2.24988420796115 3.448e-06 deg
node 119.5826044851223 9.5229e-05 deg
peri 160.655445177719 9.2794e-05 deg
M 357.7243430182047 5.2509e-06 deg
tp 2459402.514627946283
(2021-Jul-07.01462795)
1.3874e-05 TDB
period 951.4905269042669
2.61
1.9454e-06
5.326e-09
d
yr
n .3783537406003213 7.7359e-10 deg/d
Q 2.82303264606518 3.848e-09 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      4913 days (13.45 yr)  
   first obs. used      2008-04-01  
   last obs. used      2021-09-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56039  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Sep-16 06:33:54  

Additional Information
 Earth MOID = .00867322 au 
 Jupiter MOID = 2.34465 au 
 T_jup = 3.798 
[ 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 22.45   n/a E2021Q12  

[ 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
1901-Aug-04 06:45 01:11 Earth 0.00864580595818032 0.00852084032868434 0.00877456825263241 9.15258101293625 9.11884728248782 2415600.781448526 71.46179072573 11043.3645279929 8.77368267270638 55.0555063895905 119129.018845524 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
1901-Aug-04 15:31 01:03 Moon 0.00942583910817305 0.00928328895713761 0.00957268573084601 9.47973196241544 9.47936517781165 2415601.146279880 63.1354890689464 12360.493919427 8.82177871878521 54.275775003956 129366.253032948 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
1914-Sep-11 00:07 00:14 Earth 0.473257958735335 0.47306760005911 0.473448317515373 23.0665775741037 23.0663334933329 2420386.504567406 14.0797876294471 9498.85219807919 9.15462620190694 2.12822531208387 257329.975600695 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
1922-May-07 18:00 00:13 Earth 0.190658830942081 0.190534300877556 0.190783363392633 14.6467930519291 14.6458388791294 2423182.250179742 12.8119959588808 6300.29889914387 9.49842448237552 -9.7364696487534 444072.445543131 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
1935-Jul-31 20:08 00:05 Earth 0.0123945613788719 0.0123853444602512 0.0124037819251573 8.66773352209196 8.64289656918112 2428015.338543051 4.75941423160851 568.765254843161 8.73648919409042 -36.0581943465207 126803.537049981 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
1948-Aug-12 20:16 00:02 Earth 0.0532791832793412 0.0532687548645619 0.0532896117623452 10.6190546721371 10.6143441909277 2432776.344699360 2.02928207555773 528.649618379923 8.32509954288911 10.4089560565566 159749.030224745 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
1961-Sep-01 11:33 < 00:01 Earth 0.29468463549456 0.294676736910563 0.294692534079277 17.8471938520357 17.8466872218205 2437543.981046903 0.678616727064542 394.537932520907 8.07166516342276 3.36099188762936 297502.145565328 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
1977-Jun-18 10:38 < 00:01 Mars 0.0194395117616154 0.0194388683321884 0.0194401554039167 11.2025057878327 11.2011910742562 2443312.943047870 0.230988588671846 111.689764465208 10.1878356371646 74.1220883405914 273913.38000464 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
1982-May-04 15:32 < 00:01 Earth 0.244395022426387 0.244392951073578 0.244397093779641 16.2596532600211 16.2589827308514 2445094.147517330 0.212570561544186 104.602540904417 11.6469435975655 -9.15691434052642 531691.095302754 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
1995-May-27 08:04 < 00:01 Earth 0.0351630785013622 0.0351627103997333 0.0351634466058614 9.38547758974129 9.37740047958338 2449864.836016979 0.173763661968109 26.6645702438658 10.5157993252256 -52.1366534358756 401424.696385285 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
2008-Jun-20 08:44 < 00:01 Earth 0.0517887096883161 0.0517885550337256 0.0517888643429272 7.9365922196158 7.930107059978 2454637.863584714 0.2367930284787 10.6813541817309 7.5119043467997 -76.7138239724463 1013179.75472826 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
2021-Jul-25 17:51 < 00:01 Earth 0.0302597458368309 0.0302595543832773 0.0302599372903863 8.23433627480205 8.2236358565371 2459421.243667592 0.132373513934931 9.57763540759617 8.61699784496461 10.3856222167726 485109.90765098 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
2034-Jul-24 16:36 < 00:01 Earth 0.0337159449436179 0.0337153737141349 0.0337165161766407 8.17169862222598 8.16202204220482 2464168.191645018 0.430803035722811 33.4979605033875 5.9585035844614 -32.3040084681522 503878.88402807 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
2047-Jun-20 17:31 < 00:01 Earth 0.0504466040986407 0.0504464329076706 0.0504467752896309 7.88758816770165 7.88088900288703 2468882.229565673 0.267218599232493 10.1601894052861 8.15261283458489 -65.3094864648361 911858.670842317 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
2060-May-25 14:40 < 00:01 Earth 0.0379805578294878 0.0379797877604663 0.0379813279313297 9.58890327109017 9.58158433669962 2473605.110918226 0.423842657904798 69.7086894779226 11.09537572117 -57.7244370144093 416454.5878555 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
2073-May-04 20:57 < 00:01 Earth 0.240829494470852 0.240824676165555 0.240834312779092 16.2555733073805 16.2548926798936 2478332.372900767 0.48906278405593 243.923340711644 10.1594944356548 -9.95079053428041 549328.787572291 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
2091-Mar-25 13:40 < 00:01 Mars 0.0286335826363647 0.0286285235067315 0.0286386419202876 11.455376962616 11.4545041165411 2484866.069711722 0.6437999387737 273.227718568353 10.9707350725532 -22.6006532808407 149611.914587543 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
2091-Sep-05 11:54 < 00:01 Earth 0.32602769294012 0.326019882967551 0.326035502913504 18.8061275995358 18.80569302577 2485029.995896257 0.660129476701983 390.30771470009 6.85246308053454 3.81598073972733 432343.801690042 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
2104-Aug-14 20:20 00:01 Earth 0.0492548983711015 0.0492495550619237 0.0492602417186452 10.4231992034685 10.418007976058 2489756.347377195 1.11663824468394 275.136102068337 6.6839170764036 14.4725052477833 257393.97109291 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
2117-Jul-27 14:04 00:05 Earth 0.0321059374076798 0.032099027873575 0.0321128472427235 8.2148728489455 8.20476419230721 2494486.085794032 4.76931714264237 377.867854110611 6.56425265436828 -24.2147258321141 317445.02586893 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
2130-May-28 20:39 00:02 Earth 0.036462961930038 0.0364596905593885 0.0364662340298065 9.4658844522217 9.45816162334687 2499174.360352646 1.79738472242372 305.022873962812 10.1843300639456 -57.7283880518006 433089.637045105 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
2143-Apr-27 17:12 00:03 Earth 0.402447162173717 0.402409144548449 0.402485179841079 21.0380360955968 21.0377213921208 2503891.216438694 3.00098490348423 1906.86115011908 9.63287449337137 -6.18708043978373 599438.434797361 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
2148-Sep-10 15:18 00:04 Earth 0.404972021593635 0.404922864253017 0.405021178948756 21.0996654509094 21.0993536230046 2505854.137830816 3.80013303080348 2454.25663350057 6.94331274030127 2.84230532421996 385232.802823548 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
2161-Aug-13 07:02 00:15 Earth 0.0325260115410929 0.0324678258486042 0.0325842132899831 9.9166911389175 9.9084270352595 2510573.793310013 14.6259670533634 3117.79799067256 6.78517905090246 21.4739147167501 249814.366014214 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
2161-Oct-12 01:37 00:07 Mars 0.0785619340008946 0.0785000898677648 0.0786237833171503 9.79629958470784 9.79592758704222 2510633.567356182 6.83507738992724 3244.06063741735 9.70560319933237 -18.0688482988093 385195.897533752 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
2174-Jul-15 19:46 01:57 Earth 0.0510987211242523 0.0510270261303897 0.0511704616831921 7.95172982543987 7.94516958290966 2515293.323574547 116.812033062804 4310.93653398537 5.95282001541564 -33.9366053637969 739842.808136196 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
2187-May-30 23:30 01:23 Earth 0.0326286785802094 0.0325176815964469 0.0327415822147462 9.3053775148526 9.29659773139725 2519995.478876626 82.5887654872026 13638.5209202553 9.89630945562095 -65.8496535675726 435106.626977824 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
2200-May-03 20:36 02:01 Earth 0.31310220026635 0.311657510749853 0.31454698103076 18.4084234211952 18.4079611305606 2524716.358609627 121.361029858903 72534.4914465735 9.81519916368313 -6.68534587947161 488508.146802277 T 29 CATAB v2.0g-lin.ifort 2021-Sep-16 06:33:55 2021-Sep-16 06:33
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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