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343P/NEAT-LONEOS
Classification: Jupiter-family Comet          SPK-ID: 1000475
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456521.5 (2013-Aug-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5841947908023399 1.4625e-06  
a 5.474950794631362 1.7505e-07 au
q 2.276513060508589 7.9463e-06 au
i 5.583919576473624 1.4491e-05 deg
node 257.2671794686393 0.00051452 deg
peri 137.5787903031286 0.00071698 deg
M 263.1258166120971 8.0262e-05 deg
tp 2457780.640842400006
(2017-Jan-27.14084240)
0.0010856 TDB
period 4679.169283408963
12.81
0.00022441
6.144e-07
d
yr
n .07693673346601504 3.6898e-09 deg/d
Q 8.673388528754137 2.7731e-07 au
  Orbit Determination Parameters
   # obs. used (total)      299  
   data-arc span      4882 days (13.37 yr)  
   first obs. used      2003-09-18  
   last obs. used      2017-01-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .67398  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:28:30  

Additional Information
 Earth MOID = 1.28737 au 
 Jupiter MOID = .114764 au 
 T_jup = 2.608 
[ 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 5.9   0.6 33 2 parameter fit from 113 observations, autocmod 2.9c
comet total magnitude slope K1 28.25   n/a 33 autocmod 2.9c
comet nuclear magnitude M2 15.4   0.5 33 from 153 observations, autocmod 2.9c
comet nuclear magnitude slope K2 5.   n/a 33 autocmod 2.9c
comet nuclear phase coefficient PC 0.03   n/a 33 autocmod 2.9c

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2017.1   343P/2016 P3       
 2004.3   343P/2003 SQ215       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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