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JPL Small-Body Database Browser
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384P/Kowalski
Classification: Jupiter-family Comet [NEO]          SPK-ID: 1003346
[ 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 2458246.5 (2018-May-08.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6151634385087227 5.6683e-08  
a 2.909776731044158 4.0776e-08 au
q 1.119788471882363 1.7656e-07 au
i 7.296490641551126 6.0925e-06 deg
node 354.6371395779503 5.4467e-05 deg
peri 37.04018774922352 6.1161e-05 deg
M 256.5149096826199 4.2152e-06 deg
tp 2458767.650560287802
(2019-Oct-11.15056029)		 2.8866e-05 TDB
period 1812.958766603109
4.96		 3.8109e-05
1.043e-07		 d
yr
n .1985704289759011 4.174e-09 deg/d
Q 4.699764990205953 6.586e-08 au
   Orbit Determination Parameters
   # obs. used (total)      545  
   data-arc span      1920 days (5.26 yr)  
   first obs. used      2014-10-18  
   last obs. used      2020-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55772  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-05 13:16:37  

Additional Information
 Earth MOID = .142636 au 
 Jupiter MOID = .890622 au 
 T_jup = 2.958 
[ 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
comet total magnitude M1 19.9   0.6 20 2 parameter fit from 409 observations, autocmod 2.8
comet total magnitude slope K1 4.5   n/a 20 autocmod 2.8

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year (est.)		  New-Style 
Desig		 Roman
 Numeral 		 Year/
 Letter 
 2019.8   384P/2019 O1       
 2014.8   384P/2014 U2       
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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