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JPL Small-Body Database Browser
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382P/Larson
Classification: Jupiter-family Comet          SPK-ID: 1002473
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2454600.5 (2008-May-14.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2778696858957271 2.7229e-06  
a 6.026624449643037 3.0009e-05 au
q 4.352008206809217 3.8013e-05 au
i 7.876259957123408 4.403e-05 deg
node 181.6628521623731 0.000111 deg
peri 175.0898791076227 0.0037691 deg
M 17.63169377829871 0.0021457 deg
tp 2454335.832171364898
(2007-Aug-23.33217136)
0.030234 TDB
period 5403.928828772477
14.80
0.040363
0.0001105
d
yr
n .06661819787174647 4.9758e-07 deg/d
Q 7.701240692476856 3.8348e-05 au
  Orbit Determination Parameters
   # obs. used (total)      265  
   data-arc span      4290 days (11.75 yr)  
   first obs. used      2007-09-04  
   last obs. used      2019-06-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .80766  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:30:00  

Additional Information
 Earth MOID = 3.34828 au 
 Jupiter MOID = .467706 au 
 T_jup = 2.912 
[ 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 5.6   0.8 28 from 118 observations, assumed slope, autocmod 2.8
comet total magnitude slope K1 16.   n/a 28 autocmod 2.8
comet nuclear magnitude M2 13.3   0.7 28 from 95 observations, autocmod 2.8
comet nuclear magnitude slope K2 5.   n/a 28 autocmod 2.8
comet nuclear phase coefficient PC 0.03   n/a 28 autocmod 2.8

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2022.4   382P/2019 K3       
 2007.6   382P/2007 R1       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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