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C/2006 A1 (Pojmanski)
Classification: Comet          SPK-ID: 1002316
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2453818.5 (2006-Mar-24.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9997661879207882 1.4053e-06  
a 2375.394235973274 14.277 AU
q .555395865260645 2.3913e-07 AU
i 92.73610685342375 1.9815e-05 deg
node 211.3431879595545 7.6861e-05 deg
peri 351.1878020692334 3.8084e-05 deg
M .0002538550670609566 2.2887e-06 deg
tp 2453788.681533140635
(2006-Feb-22.18153314)
1.7908e-05 JED
period 42286522.75352754
115774.19
3.8123e+05
1044
d
yr
n 8.513350745302624E-6 7.6752e-08 deg/d
Q 4750.233076081287 28.55 AU
  Orbit Determination Parameters
   # obs. used (total)      590  
   data-arc span      247 days  
   first obs. used      2006-01-04  
   last obs. used      2006-09-08  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   fit RMS      .6975  
   data source      ORB  
   producer      Otto Matic  
   solution date      2011-Sep-14 21:19:47  

Additional Information
 Earth MOID = .445443 AU 
 T_jup = -0.042 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 10.5 mag 2. 40 2 parameter fit from 63 observations, autocmod 2.5a
comet total magnitude slope K1 17.   n/a 40 autocmod 2.5a
comet nuclear magnitude M2 14.5 mag 0.8 40 from 383 observations, autocmod 2.5a
comet nuclear magnitude slope K2 5.   n/a 40 autocmod 2.5a
comet nuclear phase coefficient PC 0.03   n/a 40 autocmod 2.5a

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2006.1   C/2006 A1       
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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