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P/2009 Q5 (McNaught)
Classification: Jupiter-family Comet          SPK-ID: 1003035
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2455113.5 (2009-Oct-09.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .609052850009446 9.3881e-06  
a 7.465233270924698 0.00018399 au
q 2.918511671282672 1.1626e-05 au
i 40.90482225387376 0.00014449 deg
node 160.139863948254 0.00012583 deg
peri 209.2749179936109 0.0021567 deg
M 1.470093488837935 0.00037085 deg
tp 2455083.076725595792
(2009-Sep-08.57672560)
0.0082554 TDB
period 7450.124001414635
20.40
0.27542
0.0007541
d
yr
n .04832134336712288 1.7864e-06 deg/d
Q 12.01195487056673 0.00029604 au
  Orbit Determination Parameters
   # obs. used (total)      331  
   data-arc span      171 days  
   first obs. used      2009-08-31  
   last obs. used      2010-02-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .51389  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:31:34  

Additional Information
 Earth MOID = 1.96618 au 
 Jupiter MOID = 1.89027 au 
 T_jup = 2.133 
[ 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 13.1   0.4 27 2 parameter fit from 110 observations, autocmod 2.9c
comet total magnitude slope K1 4.5   n/a 27 autocmod 2.9c

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2009.7   P/2009 Q5       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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