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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 2456716.5 (2014-Feb-28.0) TDB
Reference: JPL 52 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.001085313488755 5.157e-06  
a -3184.808517820886 15.135 AU
q 3.456515643492691 1.5789e-05 AU
i 11.35538434908271 3.0465e-05 deg
node 164.6228508101638 0.00012684 deg
peri 104.0348769854357 0.00027095 deg
M -.002208921812302382 1.5741e-05 deg
tp 2457119.310941734998
(2015-Apr-06.81094173)
0.0012341 JED
period n/a
n/a
n/a
n/a
d
yr
n 5.483768148869184E-6 3.9091e-08 deg/d
Q n/a n/a AU
  Orbit Determination Parameters
   # obs. used (total)      1013  
   data-arc span      960 days (2.63 yr)  
   first obs. used      2012-01-19  
   last obs. used      2014-09-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   fit RMS      .44238  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 13:43:49  

Additional Information
 Earth MOID = 2.46528 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 0.8 52 2 parameter fit from 196 observations, autocmod 2.6
comet total magnitude slope K1 10.   n/a 52 autocmod 2.6
comet nuclear magnitude M2 10.3 mag 0.5 52 from 732 observations, autocmod 2.6
comet nuclear magnitude slope K2 5.   n/a 52 autocmod 2.6
comet nuclear phase coefficient PC 0.03   n/a 52 autocmod 2.6
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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