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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 2458203.5 (2018-Mar-26.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6149487371571423 5.7369e-08  
a 2.911139578749786 4.0856e-08 au
q 1.12093797110943 1.7855e-07 au
i 7.305963262207407 6.5018e-06 deg
node 354.7698665370991 5.5919e-05 deg
peri 36.86374020594502 6.3049e-05 deg
M 248.0649344490708 4.4587e-06 deg
tp 2458767.600685187040
(2019-Oct-11.10068519)
3.0909e-05 TDB
period 1814.23261484523
4.97
3.8192e-05
1.046e-07
d
yr
n .1984310044115876 4.1773e-09 deg/d
Q 4.701341186390143 6.598e-08 au
  Orbit Determination Parameters
   # obs. used (total)      509  
   data-arc span      1905 days (5.22 yr)  
   first obs. used      2014-10-18  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55745  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-09 08:46:24  

Additional Information
 Earth MOID = .14413 au 
 Jupiter MOID = .8887 au 
 T_jup = 2.957 
[ 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 20.0   0.5 19 2 parameter fit from 383 observations, autocmod 2.8
comet total magnitude slope K1 4.5   n/a 19 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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