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265P/LINEAR
Classification: Jupiter-family Comet          SPK-ID: 1000447
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2452926.5 (2003-Oct-14.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6460251240129962 2.252e-07  
a 4.252984120923425 2.2509e-07 au
q 1.505449526778566 9.4026e-07 au
i 14.69118890363069 1.5393e-05 deg
node 344.7112315671089 5.5686e-05 deg
peri 32.72049921777515 0.00011755 deg
M 4.291676755702807 1.7491e-05 deg
tp 2452888.308776485637
(2003-Sep-05.80877649)
0.00015637 TDB
period 3203.605781097361
8.77
0.00025433
6.963e-07
d
yr
n .112373376937997 8.9212e-09 deg/d
Q 7.000518715068283 3.7051e-07 au
  Orbit Determination Parameters
   # obs. used (total)      539  
   data-arc span      3252 days (8.90 yr)  
   first obs. used      2003-07-29  
   last obs. used      2012-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .88904  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:28:10  

Additional Information
 Earth MOID = .526735 au 
 Jupiter MOID = .101185 au 
 T_jup = 2.559 
[ 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 14.9   0.8 30 2 parameter fit from 222 observations, autocmod 2.9c
comet total magnitude slope K1 14.75   n/a 30 autocmod 2.9c
comet nuclear magnitude M2 17.5   0.6 30 from 158 observations, autocmod 2.9c
comet nuclear magnitude slope K2 5.   n/a 30 autocmod 2.9c
comet nuclear phase coefficient PC 0.03   n/a 30 autocmod 2.9c

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2012.5   265P/2012 M1       
 2003.7   265P/2003 O2       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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