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11P/Tempel-Swift-LINEAR
Classification: Jupiter-family Comet          SPK-ID: 1000365
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
:
Orbital Elements at Epoch 2458778.5 (2019-Oct-22.0) TDB
Reference: JPL K204/8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5774510603585563 9.3727e-08  
a 3.289034442888893 3.0957e-07 au
q 1.389778016286888 2.4011e-07 au
i 14.43768052565678 8.8482e-06 deg
node 238.9931433217067 2.1923e-05 deg
peri 167.7532603963978 4.0182e-05 deg
M 293.7429008087709 2.1579e-06 deg
tp 2459179.487630928800
(2020-Nov-25.98763093)
4.7973e-05 TDB
period 2178.718188638679
5.97
0.0003076
8.422e-07
d
yr
n .1652347705532938 2.3328e-08 deg/d
Q 5.188290869490897 4.8833e-07 au
  Orbit Determination Parameters
   # obs. used (total)      1152  
   data-arc span      6990 days (19.14 yr)  
   first obs. used      2001-12-07  
   last obs. used      2021-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60348  
   source      ORB  
   producer      Davide Farnocchia  
   solution date      2021-Feb-01 11:18:20  

Additional Information
 Earth MOID = .403286 au 
 Jupiter MOID = .325346 au 
 T_jup = 2.839 
[ 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 15.3   0.7 K204/8 2 parameter fit from 927 observations, autocmod 2.9a
comet total magnitude slope K1 19.75   n/a K204/8 autocmod 2.9a
comet nuclear magnitude M2 18.6   0.6 K204/8 from 190 observations, autocmod 2.9a
comet nuclear magnitude slope K2 5.   n/a K204/8 autocmod 2.9a
comet nuclear phase coefficient PC 0.03   n/a K204/8 autocmod 2.9a

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2003.0   11P/2001 X3       
 1907.6       1908 II   1908d 
 1889.7       1891 V   1891d 
 1877.7   11P/1880 T1   1880 IV   1880e 
 1871.8   11P/1869 W1   1869 III   1869c 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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