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(2020 KJ4)
Classification: Aten [NEO]          SPK-ID: 54017225
[ 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1362204698658397 2.5296e-05  
a .9763495064187011 5.7843e-05 au
q .843350717901065 2.5283e-05 au
i 2.91754673569731 0.00031312 deg
node 67.73061565490801 0.00017154 deg
peri 293.1917796841146 0.027325 deg
M 263.9080787434706 0.032181 deg
tp 2459094.556923513023
(2020-Sep-02.05692351)		 0.023141 TDB
period 352.37605848564
0.96		 0.031314
8.573e-05		 d
yr
n 1.021635810182804 9.0789e-05 deg/d
Q 1.109348294936337 6.5722e-05 au
   Orbit Determination Parameters
   # obs. used (total)      44  
   data-arc span      7 days  
   first obs. used      2020-05-21  
   last obs. used      2020-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .4279  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-28 06:49:49  

Additional Information
 Earth MOID = .000308843 au 
 Jupiter MOID = 4.10681 au 
 T_jup = 6.187 
[ 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 29.894   .38121 4 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
2006-May-28 12:32 17:48 Earth 0.00543913098634859 0.000432822370708316 0.0121967188821126 4.55422001908788 4.4453543706931 2453884.021911928 1067.69008962556 337521.481826143 2.4782494882899 -5.75883706443547 22844.8656325859 T 4 CATAB v2.0f-lin.ifort 2020-May-28 06:49:51 2020-May-28 06:50
2006-May-28 21:00 1_04:03 Moon 0.00668999585745768 0.000500150077284703 0.012933255823397 5.05589759423977 5.05492856635477 2453884.374743271 1683.06811471327 311427.590759434 2.25334673363045 2.01398973944875 14959.7091488042 T 4 CATAB v2.0f-lin.ifort 2020-May-28 06:49:51 2020-May-28 06:50
2007-Feb-07 04:44 1_08:26 Earth 0.20260022698265 0.202042565568399 0.203160299772921 4.6701039079317 4.66728697254647 2454138.697131811 1945.6292858335 44634.2835622486 74.4027429399875 51.4166128149911 168975.518269297 T 4 CATAB v2.0f-lin.ifort 2020-May-28 06:49:51 2020-May-28 06:50
2007-Nov-10 21:51 08:47 Earth 0.0896832935896645 0.0819696859431298 0.0974211636370479 6.89032089416936 6.8860077168819 2454415.410648450 527.379843334838 392215.468313001 21.5339223803478 10.9178133044429 112394.425002996 T 4 CATAB v2.0f-lin.ifort 2020-May-28 06:49:51 2020-May-28 06:50
2019-May-06 00:56 00:41 Earth 0.474855049461663 0.474251526311428 0.475458574127061 18.1973007804958 18.1969924276206 2458609.538709769 40.5706251263168 30125.0066569132 7.53844755414399 -2.58579133212081 307419.040621253 T 4 CATAB v2.0f-lin.ifort 2020-May-28 06:49:51 2020-May-28 06:50
2020-May-28 13:21 < 00:01 Earth 0.000958959533959183 0.000957889409281693 0.000960029286495189 4.91770028945611 4.31587241615983 2458998.056026376 0.050509417546176 42.4026313506036 0.6138665393877 -1.99945059759039 1703.05970242784 T 4 CATAB v2.0f-lin.ifort 2020-May-28 06:49:51 2020-May-28 06:50
2020-May-28 19:37 < 00:01 Moon 0.00328177005154962 0.00328045404508338 0.00328308607564698 5.76760308726585 5.7658713561445 2458998.317255672 0.708064486277496 66.7119994927434 0.5511309391154 10.6470123767505 125478.007411629 T 4 CATAB v2.0f-lin.ifort 2020-May-28 06:49:51 2020-May-28 06:50
2021-May-21 15:23 01:04 Earth 0.228162232430509 0.226628437138645 0.22969602573085 10.9222939523695 10.9212247104007 2459356.140785660 63.7843953549324 76476.7323780676 3.09633460021405 -0.310984331682355 45363.1887940603 T 4 CATAB v2.0f-lin.ifort 2020-May-28 06:49:51 2020-May-28 06:50
2022-May-12 15:49 02:32 Earth 0.453634150567017 0.450649951426959 0.456618356161726 17.6639835097358 17.6636509864585 2459712.159081220 151.746690166111 148834.568850842 6.89674287621826 -1.12371331666059 166998.66762809 T 4 CATAB v2.0f-lin.ifort 2020-May-28 06:49:51 2020-May-28 06:50
2034-Feb-15 12:42 3_20:06 Venus 0.120872322350866 0.11783870635454 0.12449880648332 0.483937340676594 0.445268593633848 2464009.029233398 5525.53180579186 513274.61146064 60.5451408249564 -84.2543438347985 15238.7657866036 T 4 CATAB v2.0f-lin.ifort 2020-May-28 06:49:51 2020-May-28 06:50
2042-Jan-20 04:05 1_09:49 Earth 0.460973141380162 0.426324237242834 0.495622931832328 18.2164521985634 18.2161348937072 2466904.669923435 2028.61694176582 1728116.8356893 11.9496755161138 -1.13592233002577 96353.7463970413 T 4 CATAB v2.0f-lin.ifort 2020-May-28 06:49:51 2020-May-28 06:50
2043-Jan-10 03:35 1_11:38 Earth 0.229119282469692 0.192257383722317 0.266031952593011 11.0974971176222 11.0964491540622 2467259.649647617 2138.14737938168 1847266.93145862 6.93495934386314 -5.28897192610753 284305.763043164 T 4 CATAB v2.0f-lin.ifort 2020-May-28 06:49:51 2020-May-28 06:50
2043-Dec-31 07:02 1_10:31 Earth 0.0278967896447298 0.0269411441955258 0.0525518688726865 4.0973280364662 4.07395053417229 2467614.793316183 2071.21918575318 1891880.06127228 19.145285699099 74.8737570895924 106684.863413739 T 4 CATAB v2.0f-lin.ifort 2020-May-28 06:49:51 2020-May-28 06:50
2046-May-28 03:49 4_20:06 Earth 0.0389856333342524 0.000922247419403361 0.154417326175102 5.42748875614061 5.41488170494613 2468493.658846383 6965.53425335301 5755236.77803613 7.44816568805347 1.53021718642301 17040.6390284827 T 4 CATAB v2.0f-lin.ifort 2020-May-28 06:49:51 2020-May-28 06:50
2047-May-19 20:36 6_05:42 Earth 0.282047483066131 0.197511849417343 0.366665475981869 12.5591420910768 12.558389874049 2468850.358184442 8981.60121879981 4224346.86793 6.17431852239756 -3.19460941355498 378897.069641821 T 4 CATAB v2.0f-lin.ifort 2020-May-28 06:49:51 2020-May-28 06:50
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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