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JPL Small-Body Database Browser
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(2021 JT)
Classification: Apollo [NEO]          SPK-ID: 54143220
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3115443582614292 0.00037619  
a 1.32999648016583 0.00061092 au
q .9156435802626068 7.9867e-05 au
i 2.25201027621943 0.0020912 deg
node 51.41701488408218 0.00095931 deg
peri 232.9899383336533 0.0023413 deg
M 4.268131381070795 0.0041539 deg
tp 2459389.857838318283
(2021-Jun-24.35783832)
0.011029 TDB
period 560.240065716615
1.53
0.38601
0.001057
d
yr
n .6425816753029191 0.00044275 deg/d
Q 1.744349380069053 0.00080125 au
  Orbit Determination Parameters
   # obs. used (total)      26  
   data-arc span      6 days  
   first obs. used      2021-05-01  
   last obs. used      2021-05-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .5081  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-07 05:55:29  

Additional Information
 Earth MOID = .00028798 au 
 Jupiter MOID = 3.40794 au 
 T_jup = 4.872 
[ 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 27.34   .27322 MPO622835 autocmod 2.9c

[ 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-Sep-28 22:38 5_15:25 Earth 0.48634835136603 0.283584860366214 0.689765647829797 22.044462049699 22.0442135259756 2434649.442933816 8125.26364062467 10166272.531779 157.927944785021 4.56949438120123 31223.9368547875 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
1993-Mar-08 06:55 2_12:25 Mars 0.0663066932925283 0.0105454396604806 0.244821189718708 6.60582733034024 6.60517368361094 2449054.788498894 3624.77974349214 8932547.91757461 243.655096538659 -9.16180113237505 6056.04385894962 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
2007-Sep-20 13:10 8_20:29 Earth 0.296885086715305 0.128030405682676 0.468131664654665 16.4513927079687 16.450847165574 2454364.048724652 12748.7115897742 8583431.1583552 143.955502706807 7.31368783844888 31036.7246779375 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
2021-May-10 11:13 < 00:01 Earth 0.0150193905525964 0.014972328515438 0.015066451061862 8.22260749035289 8.20100412673068 2459344.967455149 0.257468340902487 2334.53343633079 12.008741789409 -0.0219658871300266 582.839570819654 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
2021-Oct-15 00:26 02:41 Earth 0.403596828879422 0.402335933811679 0.404857749049467 5.66023532133392 5.65906884783394 2459502.518165082 161.303308074757 63076.4619813452 885.274046970214 4.66668976015814 3885.16382028798 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
2024-Mar-27 21:43 4_18:43 Earth 0.406488730410766 0.380584573906589 0.43242695695351 5.55433880170328 5.55315854187706 2460397.404811302 6883.13845894068 1305841.32278541 216.102115112291 -8.44007334513307 17292.0650522305 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
2024-Sep-01 18:17 4_11:53 Earth 0.0418585402777165 0.0381465616138005 0.0661748561543419 8.1984168325217 8.1906489244822 2460555.262069035 6472.58583662754 1837860.12007073 112.318366142396 65.7239739655725 31870.950139261 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
2027-Sep-29 15:58 4_10:51 Earth 0.463221689523221 0.3708236047326 0.555734031549651 21.3649380247508 21.3646687940574 2461678.164981159 6411.47569959677 4624619.70152989 157.350004893046 4.42081187835178 28487.3593074846 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
2060-Nov-22 12:01 2_21:12 Mars 0.0543325061765698 0.0112350096922742 0.195024868677254 6.36286238689276 6.36203421175522 2473786.000741717 4151.8427377467 7058196.83623927 260.24046465241 -11.9470914764447 6063.04839037214 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
2061-Apr-18 16:00 9_19:16 Earth 0.35164050841223 0.146956752639402 0.556452124088352 18.1497227877232 18.1493052954363 2473933.166628719 14115.6586792267 10215413.3274338 14.6868021079336 -1.57967313344111 72086.3523386375 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
2067-Sep-16 05:57 5_11:26 Earth 0.196942274261104 0.122121013541461 0.272956405311697 13.4800759387252 13.4790722541782 2476274.748159511 7886.19678155879 3837775.25324814 121.668324798191 10.6305513518347 33136.2297389681 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
2077-Oct-27 23:53 12:16 Mars 0.0747371620975378 0.0106119339016001 0.193519234262135 6.7100252992766 6.70945439419566 2479969.495219556 736.189674845175 5946406.60410539 244.969015198081 -8.17190301802798 6033.54934402083 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
2094-Oct-01 09:14 9_01:03 Mars 0.0379714648828072 0.0112628385200935 0.297458730609221 6.1445078782905 6.14328070722728 2486151.884939055 13023.0801460325 13014271.6620271 270.850213166109 -17.2734162541939 5915.69303455598 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
2121-May-04 05:02 14:56 Earth 0.102775821480935 0.0934656070505773 0.112086643193552 10.8375465203556 10.8351540951792 2495862.709538193 895.86355793903 464445.029672591 38.1919672946606 -1.82890649490215 11747.9629022369 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
2121-Oct-25 20:36 1_06:41 Earth 0.457326930973584 0.448395068281869 0.466274366447929 6.78897812797875 6.78811988823448 2496037.358033000 1841.1756465345 465225.976876235 344.577941838116 -16.6766664706577 35693.3958505972 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
2124-Apr-01 19:31 5_09:34 Earth 0.393829415955305 0.364555499113516 0.423127053027606 5.19045888396511 5.18915525802994 2496926.313223651 7774.06282129262 1468297.3322165 231.670429361087 -6.44811862674748 11056.0186006434 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
2124-Aug-31 20:31 5_19:25 Earth 0.0377558346188681 0.0377187743157115 0.0526573792505007 7.66457382847486 7.6553608222491 2497078.354575278 8365.44131747005 1751633.05791975 94.8894990663553 -87.5075707012944 35526.4377875055 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
2127-Oct-02 20:01 6_09:07 Earth 0.49535065356269 0.370551184621495 0.620329179451805 22.3371993038052 22.3369584945146 2498205.333943097 9187.41928624327 6245393.37415447 139.519812766318 4.18450000733402 32599.5517716035 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
2144-Sep-16 17:35 1_18:57 Earth 0.197270713114695 0.0716803394333412 0.329011301250618 13.4876112475791 13.4866097939933 2504399.232331974 2576.67135962533 6648741.72219933 92.4823224660069 11.4842633407759 48123.6007235782 T 3 CATAB v2.0g-lin.ifort 2021-May-07 05:55:30 2021-May-07 05:55
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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