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(2018 KP1)
Classification: Apollo [NEO]          SPK-ID: 3825001
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1385622279046292 2.331e-07  
a 1.019039251452788 3.4772e-08 au
q .877838902449224 2.0773e-07 au
i 1.385290960924764 2.3299e-06 deg
node 236.0797609932787 6.3365e-05 deg
peri 147.1344449549812 6.6638e-05 deg
M 47.15168771830525 1.2871e-05 deg
tp 2459151.287034347128
(2020-Oct-28.78703435)
1.1901e-05 TDB
period 375.7377199492262
1.03
1.9232e-05
5.265e-08
d
yr
n .9581151449171703 4.904e-08 deg/d
Q 1.160239600456352 3.959e-08 au
  Orbit Determination Parameters
   # obs. used (total)      86  
   data-arc span      974 days (2.67 yr)  
   first obs. used      2018-05-19  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .45205  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jan-21 05:19:30  

Additional Information
 Earth MOID = .0181241 au 
 Jupiter MOID = 4.07283 au 
 T_jup = 5.982 
[ 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 25.0   n/a E2021-BA4  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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