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C/2012 F3 (PANSTARRS)
Classification: Hyperbolic Comet          SPK-ID: 1003181
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456581.5 (2013-Oct-16.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000790712453715 1.3327e-05  
a -4370.703632056073 73.635 AU
q 3.455969793364038 3.6056e-05 AU
i 11.35687013420431 4.5882e-05 deg
node 164.6271411050209 0.00014291 deg
peri 104.0491130180397 0.00073542 deg
M -.001834799456964029 4.636e-05 deg
tp 2457119.412414390274
(2015-Apr-06.91241439)
0.0022886 JED
period n/a
n/a
n/a
n/a
d
yr
n 3.410963212373118E-6 8.6199e-08 deg/d
Q n/a n/a AU
  Orbit Determination Parameters
   # obs. used (total)      369  
   data-arc span      814 days (2.23 yr)  
   first obs. used      2012-01-19  
   last obs. used      2014-04-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   fit RMS      .47455  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:33:32  

Additional Information
 Earth MOID = 2.4668 AU 
 T_jup = 2.259 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 6.1 mag 0.7 36 2 parameter fit from 91 observations, autocmod 2.5c
comet total magnitude slope K1 10.   n/a 36 autocmod 2.5c
comet nuclear magnitude M2 10.3 mag 0.6 36 from 247 observations, autocmod 2.5c
comet nuclear magnitude slope K2 5.   n/a 36 autocmod 2.5c
comet nuclear phase coefficient PC 0.03   n/a 36 autocmod 2.5c
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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