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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1382539489596441 2.345e-07  
a 1.018594370131308 3.6388e-08 au
q .8777696760725928 2.0763e-07 au
i 1.386211535869863 2.3287e-06 deg
node 236.1004847149093 6.3309e-05 deg
peri 147.1161031930191 6.6574e-05 deg
M 215.4419051878283 9.6745e-06 deg
tp 2459151.278788392162
(2020-Oct-28.77878839)
1.1941e-05 TDB
period 375.4916934378964
1.03
2.0121e-05
5.509e-08
d
yr
n .958742913069371 5.1375e-08 deg/d
Q 1.159419064190022 4.1419e-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 = .0181383 au 
 Jupiter MOID = 4.07393 au 
 T_jup = 5.985 
[ 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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