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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .138858206471797 2.3214e-07  
a 1.021621189937324 2.834e-08 au
q .8797607038090439 2.1288e-07 au
i 1.331547335205423 2.3755e-06 deg
node 233.0833557810495 6.9564e-05 deg
peri 150.9761461388445 7.6706e-05 deg
M 233.4892350834606 1.6866e-05 deg
tp 2459529.043442477158
(2021-Nov-10.54344248)
2.2418e-05 TDB
period 377.1666333948366
1.03
1.5694e-05
4.297e-08
d
yr
n .9544852808417289 3.9717e-08 deg/d
Q 1.163481676065603 3.2275e-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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .45204  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:29:17  

Additional Information
 Earth MOID = .0180674 au 
 Jupiter MOID = 4.06935 au 
 T_jup = 5.971 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458507.5 (2019-Jan-24.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1384229860318939 2.3375e-07  
q .87775059224026 2.0758e-07 au
tp 2458400.636858597933
(2018-Oct-09.13685860)
3.6855e-05 TDB
node 236.2376066994622 6.3464e-05 deg
peri 147.4147574019024 6.691e-05 deg
i 1.385195570181055 2.3287e-06 deg
  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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .45204  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:29:17  

Additional Information
 Jupiter MOID = 4.06935 au 
 T_jup = 5.971 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.464026156475509E-14 -4.851857901390725E-14 -8.104092640618759E-12 -1.795794876392789E-12 -2.625020803681029E-12 2.024602604443544E-13
q -4.851857901390725E-14 4.308931862928381E-14 7.166662332918595E-12 1.632942964308941E-12 2.270720162719103E-12 -1.759361149392134E-13
tp -8.104092640618759E-12 7.166662332918595E-12 1.358318705076899E-9 7.952963119623749E-11 6.983390278141946E-10 -4.997266466896431E-11
node -1.795794876392789E-12 1.632942964308941E-12 7.952963119623749E-11 4.02763812443409E-9 -4.024797093618388E-9 8.06818348519971E-11
peri -2.625020803681029E-12 2.270720162719103E-12 6.983390278141946E-10 -4.024797093618388E-9 4.47696516333304E-9 -1.128330737781948E-10
i 2.024602604443544E-13 -1.759361149392134E-13 -4.997266466896431E-11 8.06818348519971E-11 -1.128330737781948E-10 5.422780949320966E-12

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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