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(2020 OT4)
Classification: Apollo [NEO]          SPK-ID: 54049789
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1614171663534256 0.00036512  
a 1.211734250396758 0.00054599 au
q 1.016139541324321 1.5514e-05 au
i 5.354129080884156 0.0097635 deg
node 305.4336720272886 0.0018277 deg
peri 35.15244518413139 0.011459 deg
M 292.2136363080031 0.05701 deg
tp 2459092.238015046416
(2020-Aug-30.73801505)
0.015189 TDB
period 487.2024935098991
1.33
0.32929
0.0009015
d
yr
n .7389124743728051 0.00049941 deg/d
Q 1.407328959469195 0.00063412 au
  Orbit Determination Parameters
   # obs. used (total)      44  
   data-arc span      7 days  
   first obs. used      2020-07-25  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .52031  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-11 07:48:23  

Additional Information
 Earth MOID = .022353 au 
 Jupiter MOID = 3.87811 au 
 T_jup = 5.242 
[ 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 26.479   .50088 6 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
1953-Aug-10 13:36 1_10:40 Earth 0.0301427270154004 0.0258656757033277 0.034516485161813 3.61579418645 3.59126394704185 2434600.066453913 2080.40611737665 232007.994647564 602.009974875052 21.1931934742142 3089.25336830803 T 6 CATAB v2.0f-lin.ifort 2020-Sep-11 07:48:25 2020-Sep-11 07:48
1989-Feb-20 19:36 9_18:58 Earth 0.42733876855005 0.422923685259148 0.434465267819819 7.50140597378857 7.5005747433171 2447578.316487863 14097.5814692004 1723055.8323231 76.1613490190029 80.3550340452612 284531.694818775 T 6 CATAB v2.0f-lin.ifort 2020-Sep-11 07:48:25 2020-Sep-11 07:48
1993-Feb-08 14:25 7_20:14 Earth 0.416993950867885 0.406765745475904 0.428932327978005 7.43693885258578 7.43607961457637 2449027.100741591 11293.4993780369 1442483.5313134 153.226449787119 67.426322529359 356693.290090511 T 6 CATAB v2.0f-lin.ifort 2020-Sep-11 07:48:25 2020-Sep-11 07:48
1997-Jan-27 01:03 5_23:39 Earth 0.397238168223245 0.38440992413149 0.411036917683335 7.17360999009778 7.1726749032881 2450475.543661274 8619.27667413826 1183259.99767121 316.033920494184 55.8315486161341 111372.198011711 T 6 CATAB v2.0f-lin.ifort 2020-Sep-11 07:48:25 2020-Sep-11 07:48
2001-Jan-13 18:11 4_02:07 Earth 0.368215953301202 0.356060385320555 0.380803740853594 6.68351639296207 6.6824336137252 2451923.257800164 5887.3818423778 881204.961088981 392.38962869117 45.5508003242286 66685.4851161986 T 6 CATAB v2.0f-lin.ifort 2020-Sep-11 07:48:25 2020-Sep-11 07:48
2004-Jul-02 23:38 1_14:50 Earth 0.400128596601079 0.375348583164898 0.424924146215267 14.5789865735085 14.5785298091239 2453189.484620765 2329.90821426273 1242303.84506816 428.867340621137 -5.75957185209872 10756.351667136 T 6 CATAB v2.0f-lin.ifort 2020-Sep-11 07:48:25 2020-Sep-11 07:48
2004-Dec-30 02:05 1_20:07 Earth 0.329707158504713 0.321866191441234 0.337629342743751 5.91417849006841 5.91281189536826 2453369.586727685 2647.12106538477 470183.275750809 390.401758026773 33.3236917735542 44289.8139879335 T 6 CATAB v2.0f-lin.ifort 2020-Sep-11 07:48:25 2020-Sep-11 07:48
2008-Jul-10 18:22 02:37 Earth 0.263470012124791 0.260910749201124 0.266037021730683 10.6838774872263 10.6829308763151 2454658.264980341 156.961072423987 146328.504862749 553.153048885033 29.1516825475569 26415.7955531877 T 6 CATAB v2.0f-lin.ifort 2020-Sep-11 07:48:25 2020-Sep-11 07:48
2008-Dec-12 16:03 1_11:09 Earth 0.280940149795588 0.279938623339776 0.281986394168661 4.74203844573659 4.74003800776271 2454813.168408365 2108.82513150287 184012.959772808 51.0939749999315 73.9412067436476 518268.876775039 T 6 CATAB v2.0f-lin.ifort 2020-Sep-11 07:48:25 2020-Sep-11 07:48
2012-Jul-19 11:34 2_03:35 Earth 0.136308371594446 0.106655617786294 0.165956748265858 7.13454129405501 7.13180093679825 2456127.982234910 3094.54423857235 1478051.71678705 283.402678150791 0.789894656635681 677.379179017397 T 6 CATAB v2.0f-lin.ifort 2020-Sep-11 07:48:25 2020-Sep-11 07:48
2012-Nov-18 01:51 9_23:43 Earth 0.220775853698979 0.204193992035514 0.238272260824046 2.74085543007185 2.73644862409651 2456249.576842694 14382.8691462632 1106957.90100363 78.2574426752552 40.5998885232264 30863.7280539139 T 6 CATAB v2.0f-lin.ifort 2020-Sep-11 07:48:25 2020-Sep-11 07:48
2016-Jul-30 05:32 7_06:56 Earth 0.0380895526378764 0.0121191788490073 0.0799193016840416 4.52986194557834 4.51439289392701 2457599.730352348 10496.1427462747 2138373.42293447 192.964156038403 -18.7829690334523 7010.0789839865 T 6 CATAB v2.0f-lin.ifort 2020-Sep-11 07:48:25 2020-Sep-11 07:48
2020-Jul-31 15:03 < 00:01 Earth 0.0308422109068856 0.0306646653268264 0.0310197382420169 4.32134614658769 4.30130807707223 2459062.126910017 0.932356882669616 8773.27703742596 169.248277411594 1.6466728676416 418.095824345385 T 6 CATAB v2.0f-lin.ifort 2020-Sep-11 07:48:25 2020-Sep-11 07:48
2024-Jul-21 03:38 4_06:39 Earth 0.117614874551199 0.0676199692017401 0.167633455121865 6.62896805238799 6.62554970519045 2460512.651420372 6158.81153534754 2495021.98808332 247.161284673059 -2.48771124779303 2195.57809687969 T 6 CATAB v2.0f-lin.ifort 2020-Sep-11 07:48:25 2020-Sep-11 07:48
2028-Jul-12 15:34 5_09:48 Earth 0.239809476359063 0.153137159153491 0.32649513295927 10.0286817911171 10.0275738258261 2461965.148715002 7788.48561463915 4323250.71643529 337.330418547156 -1.47754057342628 1958.92825177853 T 6 CATAB v2.0f-lin.ifort 2020-Sep-11 07:48:25 2020-Sep-11 07:48
2032-Jul-05 04:03 6_08:20 Earth 0.373659460066508 0.257530505622962 0.48983184526686 13.8062895117272 13.8057730150614 2463418.668875458 9140.00273298915 5795447.01163066 435.207627611963 -1.98555012090043 3372.19630087609 T 6 CATAB v2.0f-lin.ifort 2020-Sep-11 07:48:25 2020-Sep-11 07:48
2085-Aug-12 12:17 5_01:54 Earth 0.0364085125032753 0.0254087008790663 0.0485136103185019 3.53960134192507 3.51886514735057 2482815.011492202 7314.36087876326 658274.412039991 503.39016483902 -27.1416594339536 5308.62925038425 T 6 CATAB v2.0f-lin.ifort 2020-Sep-11 07:48:25 2020-Sep-11 07:48
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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