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(2020 KN5)
Classification: Apollo [NEO]          SPK-ID: 54017259
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 2458994.5 (2020-May-25.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4108316292414403 0.0027713  
a 1.26977409260863 0.004067 au
q .7481107333736553 0.0011228 au
i 11.22616742414042 0.075903 deg
node 65.36012652200181 0.0065542 deg
peri 273.8559292138777 0.030289 deg
M 310.9620093852588 0.3341 deg
tp 2459065.689883965212
(2020-Aug-04.18988397)
0.143 TDB
period 522.6225199319695
1.43
2.5109
0.006874
d
yr
n .6888336921395231 0.0033094 deg/d
Q 1.791437451843605 0.0057378 au
  Orbit Determination Parameters
   # obs. used (total)      34  
   data-arc span      7 days  
   first obs. used      2020-05-24  
   last obs. used      2020-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .52698  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-01 06:00:09  

Additional Information
 Earth MOID = .0166758 au 
 Jupiter MOID = 3.64835 au 
 T_jup = 4.981 
[ 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 25.195   .29813 3 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
1957-Jun-07 04:40 6_09:37 Earth 0.0734071506328726 0.0193495565898286 0.141212013078156 11.6422541218826 11.6391359857091 2435996.694537411 9216.53196464525 3443856.520667 143.055220238839 -15.2207666614366 24342.9964425083 T 3 CATAB v2.0f-lin.ifort 2020-Jun-01 06:00:10 2020-Jun-01 06:00
2020-Jun-04 23:14 < 00:01 Earth 0.0413754866123242 0.0405648254329156 0.0421861226639402 12.6613214795465 12.6562342953538 2459005.468172213 0.358679355941531 40391.7661564943 27.3728190194216 -0.112929879655802 107.072285136198 T 3 CATAB v2.0f-lin.ifort 2020-Jun-01 06:00:10 2020-Jun-01 06:00
2020-Aug-21 23:02 01:36 Venus 0.143791529198677 0.135755864100487 0.152248085172398 12.7846135647456 12.7834322432592 2459083.459931966 96.1519989648506 565420.956629343 265.179149736499 43.2577049942173 44862.264430667 T 3 CATAB v2.0f-lin.ifort 2020-Jun-01 06:00:10 2020-Jun-01 06:00
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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