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(2014 EJ121)
Classification: Mars-crossing Asteroid          SPK-ID: 3793259
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5083897985239433 8.4448e-08  
a 3.089506864255969 1.2822e-07 au
q 1.518833091998537 2.0819e-07 au
i 14.5472894998945 1.0336e-05 deg
node 169.3523288841573 1.7003e-05 deg
peri 107.693402197127 3.659e-05 deg
M 41.72982542915787 1.0504e-05 deg
tp 2458970.580270043194
(2020-May-01.08027004)
6.822e-05 TDB
period 1983.49985731346
5.43
0.00012348
3.381e-07
d
yr
n .18149736621993 1.1299e-08 deg/d
Q 4.6601806365134 1.9341e-07 au
  Orbit Determination Parameters
   # obs. used (total)      162  
   data-arc span      2453 days (6.72 yr)  
   first obs. used      2014-02-28  
   last obs. used      2020-11-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51152  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 09:34:32  

Additional Information
 Earth MOID = .579684 au 
 Jupiter MOID = 1.27319 au 
 T_jup = 2.969 
[ 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 17.8   .32146 E2020W08 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
1918-Apr-25 14:41 00:06 Jupiter 1.33251845416171 1.33250087292975 1.33253603634344 5.17611208771464 5.05181409044401 2421709.111466954 6.32952683297418 2015.59381317855 119.475067017881 66.7430939476411 898939.805211825 T 11 CATAB v2.0g-lin.ifort 2021-Apr-15 09:34:33 2021-Apr-15 09:34
1930-Nov-26 00:45 00:05 Jupiter 1.62227446471479 1.62224728899072 1.62230164100479 6.77398224795453 6.69646136372255 2426306.531511588 4.63402038104052 2039.83712708645 104.149137034285 49.9485353922152 986954.135968766 T 11 CATAB v2.0g-lin.ifort 2021-Apr-15 09:34:33 2021-Apr-15 09:34
1989-Aug-13 19:30 00:03 Jupiter 1.2778480489231 1.2778449637314 1.27785113412489 4.00615637511737 3.837132711198 2447752.312690956 2.50900405643014 362.511061064302 119.183650293357 78.4707928588573 878173.892198987 T 11 CATAB v2.0g-lin.ifort 2021-Apr-15 09:34:33 2021-Apr-15 09:34
2002-Jan-16 17:01 00:01 Jupiter 1.83295207479603 1.83294975711042 1.83295439248165 7.99703277284895 7.93903749915848 2452291.208969850 1.24634720450915 120.326497389956 104.986863978698 42.4236724654032 1113265.40325836 T 11 CATAB v2.0g-lin.ifort 2021-Apr-15 09:34:33 2021-Apr-15 09:34
2061-Apr-04 01:13 00:25 Jupiter 1.27123193720083 1.27122681958427 1.27123705487483 3.52404863976358 3.32961225357606 2473918.550799415 24.6058140006369 573.657287761005 129.906463865167 69.8636233080879 1190084.57772367 T 11 CATAB v2.0g-lin.ifort 2021-Apr-15 09:34:33 2021-Apr-15 09:34
2073-Mar-22 05:37 00:04 Jupiter 1.87331855807133 1.87328921531677 1.87334790110404 8.35843196889981 8.304160604811 2478288.734129894 4.07657745379705 1858.08851698533 107.465246454032 38.9354410596943 959867.581122488 T 11 CATAB v2.0g-lin.ifort 2021-Apr-15 09:34:33 2021-Apr-15 09:34
2132-Aug-28 11:38 00:40 Jupiter 1.28462918628347 1.28460859429727 1.28464977961336 3.56905978383519 3.37927273632887 2499996.984435183 40.0417764745141 2384.45217215723 140.00926349211 63.8883965357269 1199387.90370723 T 11 CATAB v2.0g-lin.ifort 2021-Apr-15 09:34:33 2021-Apr-15 09:34
2144-Jun-18 02:43 00:11 Jupiter 1.71568779303842 1.71562297570982 1.71575261210103 7.89038872518686 7.82756979316891 2504308.613452885 10.7439913554759 4232.49407775883 113.257362846058 41.1634253215858 867495.081940817 T 11 CATAB v2.0g-lin.ifort 2021-Apr-15 09:34:33 2021-Apr-15 09:34
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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