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166P/NEAT (2001 T4)
Classification: Chiron-type Comet          SPK-ID: 1000356
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2452819.5 (2003-Jun-29.0) TDB
Reference: JPL 49 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3831013269717948 8.5656e-06  
a 13.88283562101013 0.00022815 AU
q 8.564302872469851 2.2699e-05 AU
i 15.36840862547431 3.0314e-05 deg
node 64.48883575431289 7.0096e-05 deg
peri 321.8789170735564 0.0006374 deg
M 7.700853205972554 0.00044868 deg
tp 2452415.341196460387
(2002-May-20.84119646)
0.013971 JED
period 18893.64274096504
51.73
0.46574
0.001275
d
yr
n .01905402811599962 4.697e-07 deg/d
Q 19.20136836955042 0.00031555 AU
  Orbit Determination Parameters
   # obs. used (total)      168  
   data-arc span      2742 days (7.51 yr)  
   first obs. used      2001-08-27  
   last obs. used      2009-02-28  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      2  
   fit RMS      .79037  
   data source      ORB  
   producer      Otto Matic  
   solution date      2011-Sep-14 21:11:43  

Additional Information
 Earth MOID = 7.58249 AU 
 T_jup = 3.284 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 4.5 mag n/a ICQ 2005 Handbook  
comet total magnitude slope K1 10.0   n/a ICQ 2005 Handbook  

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2002.4   166P/2001 T4       
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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