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367P/Catalina
Classification: Encke-type Comet          SPK-ID: 1003282
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2456029.5 (2012-Apr-12.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2798821138701954 3.0153e-06  
a 3.510966480902279 2.0514e-06 au
q 2.528309760499948 9.1195e-06 au
i 8.459530773423856 3.9142e-05 deg
node 58.74148345747774 0.00045245 deg
peri 173.479232864886 0.0010374 deg
M 20.09951711136316 0.00082365 deg
tp 2455895.340455615725
(2011-Nov-29.84045562)
0.0056145 TDB
period 2402.91523974147
6.58
0.0021059
5.766e-06
d
yr
n .1498180185659534 1.313e-07 deg/d
Q 4.493623201304611 2.6255e-06 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      2626 days (7.19 yr)  
   first obs. used      2011-02-10  
   last obs. used      2018-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .56402  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-25 14:45:55  

Additional Information
 Earth MOID = 1.5177 au 
 Jupiter MOID = .499656 au 
 T_jup = 3.042 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 9.092259021190223E-12 -2.749421169322168E-11 -1.68704547961303E-8 2.575774270923217E-10 -2.816611197994084E-9 -6.66057324890924E-11
q -2.749421169322168E-11 8.316546859548039E-11 5.098603612266999E-8 -7.782433780148722E-10 8.511409275001046E-9 2.013254577934207E-10
tp -1.68704547961303E-8 5.098603612266999E-8 3.152285839381722E-5 -4.822859919859123E-7 5.273688425215053E-6 1.243673608848408E-7
node 2.575774270923217E-10 -7.782433780148722E-10 -4.822859919859123E-7 2.047147728889361E-7 -2.759251623884375E-7 -1.302607769782383E-8
peri -2.816611197994084E-9 8.511409275001046E-9 5.273688425215053E-6 -2.759251623884375E-7 1.076222642990392E-6 3.180648464000128E-8
i -6.66057324890924E-11 2.013254577934207E-10 1.243673608848408E-7 -1.302607769782383E-8 3.180648464000128E-8 1.532111661753544E-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 11.1   0.4 16 from 6 observations, assumed slope, autocmod 2.6n
comet total magnitude slope K1 10.   n/a 16 autocmod 2.6n
comet nuclear magnitude M2 14.0   0.9 16 from 104 observations, autocmod 2.6n
comet nuclear magnitude slope K2 5.   n/a 16 autocmod 2.6n
comet nuclear phase coefficient PC 0.03   n/a 16 autocmod 2.6n

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2018.5   367P/2018 H1       
 2011.9   367P/2011 CR42       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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