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P/2019 LM4 (Palomar)
Classification: Jupiter-family Comet          SPK-ID: 1003684
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458962.5 (2020-Apr-23.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5852049454946888 2.024e-05  
a 5.71754941121611 0.00032153 au
q 2.371611219662196 2.7737e-05 au
i 36.39476118828992 7.9274e-05 deg
node 72.85836955452187 7.6859e-05 deg
peri 68.37085088280203 0.0019094 deg
M 22.3314209456623 0.0022369 deg
tp 2458652.738688867197
(2019-Jun-18.23868887)
0.0064192 TDB
period 4993.595001372709
13.67
0.42122
0.001153
d
yr
n .0720923502809175 6.0812e-06 deg/d
Q 9.063487602770024 0.00050968 au
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      378 days (1.03 yr)  
   first obs. used      2019-06-04  
   last obs. used      2020-06-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      4  
   norm. resid. RMS      .50974  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:33:56  

Additional Information
 Earth MOID = 1.60368 au 
 Jupiter MOID = .379762 au 
 T_jup = 2.278 
[ 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 13.4   0.9 12 2 parameter fit from 225 observations, autocmod 2.9c
comet total magnitude slope K1 4.5   n/a 12 autocmod 2.9c

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2019.5   P/2019 LM4       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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