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299P/Catalina-PANSTARRS
Classification: Jupiter-family Comet          SPK-ID: 1003304
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456833.5 (2014-Jun-25.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2819944664400449 1.673e-07  
a 4.372720695746996 3.6427e-07 au
q 3.13963765625848 6.3619e-07 au
i 10.47990524990602 1.6564e-05 deg
node 271.6814984164816 0.00012366 deg
peri 323.4999909435139 0.00015394 deg
M 333.7807471227475 6.1087e-05 deg
tp 2457076.744957090966
(2015-Feb-23.24495709)
0.00057345 TDB
period 3339.842861377669
9.14
0.00041734
1.143e-06
d
yr
n .1077895023634441 1.3469e-08 deg/d
Q 5.605803735235512 4.6699e-07 au
  Orbit Determination Parameters
   # obs. used (total)      292  
   data-arc span      10804 days (29.58 yr)  
   first obs. used      1987-01-31  
   last obs. used      2016-08-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .67467  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:28:17  

Additional Information
 Earth MOID = 2.13622 au 
 Jupiter MOID = .0276247 au 
 T_jup = 2.920 
[ 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 5.0   0.7 34 2 parameter fit from 136 observations, autocmod 2.9c
comet total magnitude slope K1 21.   n/a 34 autocmod 2.9c
comet nuclear magnitude M2 13.6   0.5 34 from 119 observations, autocmod 2.9c
comet nuclear magnitude slope K2 5.   n/a 34 autocmod 2.9c
comet nuclear phase coefficient PC 0.03   n/a 34 autocmod 2.9c

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2015.1   299P/2014 D2       
 2006.0   299P/2005 EL284       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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