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394P/PANSTARRS (2020 F4)
Classification: Jupiter-family Comet          SPK-ID: 1003668
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457815.5 (2017-Mar-03.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3692683747221871 1.7516e-06  
a 4.338592450957488 2.5322e-07 au
q 2.736487468010466 7.7338e-06 au
i 8.527306508609817 2.9624e-05 deg
node 98.15085618497059 0.00036225 deg
peri 54.47988476361219 0.0010247 deg
M 250.7253941181048 0.00052055 deg
tp 2458817.432488722304
(2019-Nov-29.93248872)
0.0046992 TDB
period 3300.819005742944
9.04
0.00028897
7.912e-07
d
yr
n .1090638412386903 9.5481e-09 deg/d
Q 5.940697433904509 3.4672e-07 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      6593 days (18.05 yr)  
   first obs. used      2002-04-01  
   last obs. used      2020-04-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .51987  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:28:45  

Additional Information
 Earth MOID = 1.75866 au 
 Jupiter MOID = .139054 au 
 T_jup = 2.878 
[ 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 16.9   0.7 4 2 parameter fit from 82 observations, autocmod 2.9c
comet total magnitude slope K1 4.5   n/a 4 autocmod 2.9c

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2019.9   394P/2020 F4       
 2010.9   394P/2011 GN5       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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