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346P/Catalina
Classification: Jupiter-family Comet          SPK-ID: 1002483
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2455727.5 (2011-Jun-15.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5038752233843683 3.2287e-07  
a 4.482058470707361 2.1851e-07 au
q 2.223660257557889 1.5495e-06 au
i 22.16728699498142 1.7974e-05 deg
node 102.5659528741675 3.1376e-05 deg
peri 335.7515412154029 0.00011898 deg
M 144.8482287522343 3.8367e-05 deg
tp 2454332.977930521125
(2007-Aug-20.47793052)
0.0003679 TDB
period 3465.889430178146
9.49
0.00025346
6.939e-07
d
yr
n .1038694416692618 7.5958e-09 deg/d
Q 6.740456683856832 3.2861e-07 au
  Orbit Determination Parameters
   # obs. used (total)      535  
   data-arc span      3838 days (10.51 yr)  
   first obs. used      2007-10-06  
   last obs. used      2018-04-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .73382  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Apr-29 18:45:17  

Additional Information
 Earth MOID = 1.25767 au 
 Jupiter MOID = .593355 au 
 T_jup = 2.646 
[ 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 14.0   01. 37 2 parameter fit from 268 observations, autocmod 2.6n
comet total magnitude slope K1 8.   n/a 37 autocmod 2.6n

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2017.1   346P/2016 R1       
 2007.6   346P/2007 T6       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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