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C/2013 R1 (Lovejoy)
Classification: Comet          SPK-ID: 1003274
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456655.5 (2013-Dec-29.0) TDB
Reference: JPL 70 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9984251867685469 5.3151e-07  
a 515.5059403693225 0.17395 au
q .8118255757863039 8.6082e-08 au
i 64.04095258556559 1.5469e-05 deg
node 70.71117523072714 7.2273e-06 deg
peri 67.16644868331953 6.4864e-06 deg
M .0005277215391566675 2.6675e-07 deg
tp 2456649.233121745559
(2013-Dec-22.73312175)
7.6389e-06 TDB
period 4275126.187201138
11704.66
2163.9
5.924
d
yr
n 8.420804070714149E-5 4.2622e-08 deg/d
Q 1030.200055162859 0.34762 au
  Orbit Determination Parameters
   # obs. used (total)      3894  
   data-arc span      372 days (1.02 yr)  
   first obs. used      2013-09-07  
   last obs. used      2014-09-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   norm. resid. RMS      .79579  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:32:40  

Additional Information
 Earth MOID = .146111 au 
 Jupiter MOID = 1.56422 au 
 T_jup = 0.499 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 11.5   01. 70 2 parameter fit from 556 observations, autocmod 2.9c
comet total magnitude slope K1 7.25   n/a 70 autocmod 2.9c

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2014.0   C/2013 R1       
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
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