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339P/Gibbs
Classification: Jupiter-family Comet          SPK-ID: 1003021
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2455329.5 (2010-May-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6397913441480939 3.3348e-07  
a 3.675907680955106 4.7053e-07 au
q 1.324093764792536 1.3541e-06 au
i 5.748211981731838 5.0307e-05 deg
node 172.7770425728822 0.00033822 deg
peri 27.15413297226823 0.00049018 deg
M 44.89388808704678 5.3208e-05 deg
tp 2455008.481516148181
(2009-Jun-25.98151615)
0.00043853 TDB
period 2574.217986256335
7.05
0.00049426
1.353e-06
d
yr
n .1398482964232354 2.6852e-08 deg/d
Q 6.027721597117675 7.7157e-07 au
  Orbit Determination Parameters
   # obs. used (total)      141  
   data-arc span      2712 days (7.43 yr)  
   first obs. used      2009-04-24  
   last obs. used      2016-09-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      1  
   norm. resid. RMS      .67492  
   source      ORB  
   producer      Otto Matic  
   solution date      2016-Nov-12 10:43:37  

Additional Information
 Earth MOID = .326511 au 
 Jupiter MOID = .11679 au 
 T_jup = 2.701 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 1.112061210393365E-13 -4.498986207199154E-13 1.037704551220388E-10 -2.541977128840378E-13 8.705933316203944E-11 -1.433852225781993E-12
q -4.498986207199154E-13 1.833647748800572E-12 -4.520489983452627E-10 3.389790381870876E-12 -3.775752677040623E-10 6.072849434131514E-12
tp 1.037704551220388E-10 -4.520489983452627E-10 1.923065306408926E-7 -7.56759809976734E-9 1.564044325457183E-7 -2.070390702827456E-9
node -2.541977128840378E-13 3.389790381870876E-12 -7.56759809976734E-9 1.143960291420768E-7 -1.186851593411914E-7 5.070838148590739E-9
peri 8.705933316203944E-11 -3.775752677040623E-10 1.564044325457183E-7 -1.186851593411914E-7 2.40274061057788E-7 -6.686573779338888E-9
i -1.433852225781993E-12 6.072849434131514E-12 -2.070390702827456E-9 5.070838148590739E-9 -6.686573779338888E-9 2.530755538165278E-9

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 12.1   0.8 19 from 50 observations, assumed slope, autocmod 2.6g
comet total magnitude slope K1 40.   n/a 19 autocmod 2.6g
comet nuclear magnitude M2 17.7   1. 19 from 39 observations, autocmod 2.6g
comet nuclear magnitude slope K2 5.   n/a 19 autocmod 2.6g
comet nuclear phase coefficient PC 0.03   n/a 19 autocmod 2.6g

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2016.5   339P/2016 M2       
 2009.5   339P/2009 K1       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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