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(2020 KA7)
Classification: Amor [NEO]          SPK-ID: 54017303
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3937601507225418 0.00042745  
a 1.705640673102605 0.0012329 au
q 1.034027344583225 1.8348e-05 au
i 9.321598471604164 0.0071116 deg
node 81.2545968453404 0.00084895 deg
peri 168.6592475203458 0.0011661 deg
M 359.7111836391576 0.00069435 deg
tp 2459001.152753235559
(2020-May-31.65275324)
0.0022767 TDB
period 813.6352252200596
2.23
0.88218
0.002415
d
yr
n .4424587196340137 0.00047973 deg/d
Q 2.377254001621984 0.0017184 au
  Orbit Determination Parameters
   # obs. used (total)      63  
   data-arc span      23 days  
   first obs. used      2020-05-29  
   last obs. used      2020-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .38872  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-30 06:02:55  

Additional Information
 Earth MOID = .0234348 au 
 Jupiter MOID = 2.67272 au 
 T_jup = 4.089 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459003.5 (2020-Jun-03.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3938215480372243 0.00042739  
q 1.034028582960008 1.8343e-05 au
tp 2459001.164038679187
(2020-May-31.66403868)
0.0022452 TDB
node 81.24937488528947 0.00086263 deg
peri 168.6768730012294 0.0011194 deg
i 9.326261535511371 0.0071024 deg
  Orbit Determination Parameters
   # obs. used (total)      63  
   data-arc span      23 days  
   first obs. used      2020-05-29  
   last obs. used      2020-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .38872  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-30 06:02:55  

Additional Information
 Jupiter MOID = 2.67272 au 
 T_jup = 4.089 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.826585063501402E-7 7.839422750479803E-9 9.592288109235543E-7 3.686086627104239E-7 4.776343068411416E-7 3.035429842365346E-6
q 7.839422750479803E-9 3.364588615747311E-10 4.117078658352948E-8 1.582042610117052E-8 2.050136174339477E-8 1.302767311824882E-7
tp 9.592288109235543E-7 4.117078658352948E-8 5.041007439857399E-6 1.935966486239381E-6 2.512022968803687E-6 1.594113572245851E-5
node 3.686086627104239E-7 1.582042610117052E-8 1.935966486239381E-6 7.441238506624723E-7 9.638548499428197E-7 6.125492976214154E-6
peri 4.776343068411416E-7 2.050136174339477E-8 2.512022968803687E-6 9.638548499428197E-7 1.253058242212674E-6 7.938083016641971E-6
i 3.035429842365346E-6 1.302767311824882E-7 1.594113572245851E-5 6.125492976214154E-6 7.938083016641971E-6 5.044337630724695E-5

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 25.361   .31485 9 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
1951-Jun-09 17:40 4_12:35 Earth 0.0248222067143092 0.0241945364263321 0.0319989669920527 7.36871198361605 7.35413021148585 2433807.236290922 6514.80975010807 768333.709238632 6.60834489986377 77.0936520471813 462510.710724549 T 9 CATAB v2.0f-lin.ifort 2020-Jun-30 06:02:58 2020-Jun-30 06:03
2020-Jun-07 06:33 < 00:01 Earth 0.026536386686653 0.0264655058221708 0.026607266138596 7.34209068672316 7.32840218671411 2459007.772816590 0.10419954270248 3521.27235003966 9.57557187486234 -0.362283722452612 733.416103752803 T 9 CATAB v2.0f-lin.ifort 2020-Jun-30 06:02:58 2020-Jun-30 06:03
2102-Jul-20 13:06 9_18:29 Earth 0.335610195899935 0.190514314675533 0.485574568154058 15.4285106151152 15.4279960261732 2489000.046131241 14068.5163643938 7628839.63820592 49.3224249922531 13.7637138843473 200815.011476111 T 9 CATAB v2.0f-lin.ifort 2020-Jun-30 06:02:58 2020-Jun-30 06:03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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