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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 2456859.5 (2014-Jul-21.0) TDB
Reference: JPL 66 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.001329722172559 4.4216e-06  
a -2599.609325032694 8.6414 AU
q 3.456758159487111 3.874e-06 AU
i 11.3549337720876 1.0065e-05 deg
node 164.6202936992553 5.1211e-05 deg
peri 104.0272153174511 0.00015581 deg
M -.001931532798458915 9.6259e-06 deg
tp 2457119.252743002184
(2015-Apr-06.75274300)
0.00073185 JED
period n/a
n/a
n/a
n/a
d
yr
n 7.436043893644945E-6 3.7077e-08 deg/d
Q n/a n/a AU
  Orbit Determination Parameters
   # obs. used (total)      1414  
   data-arc span      1313 days (3.59 yr)  
   first obs. used      2012-01-19  
   last obs. used      2015-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   fit RMS      .51012  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Aug-27 15:14:04  

Additional Information
 Earth MOID = 2.46698 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 7.7 mag 0.9 66 2 parameter fit from 212 observations, autocmod 2.6
comet total magnitude slope K1 8.   n/a 66 autocmod 2.6
comet nuclear magnitude M2 10.6 mag 0.7 66 from 1086 observations, autocmod 2.6
comet nuclear magnitude slope K2 5.   n/a 66 autocmod 2.6
comet nuclear phase coefficient PC 0.03   n/a 66 autocmod 2.6
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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