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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 2456697.5 (2014-Feb-09.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.001042449022864 6.2128e-06  
a -3315.701599584638 19.764 AU
q 3.456449892595572 1.6975e-05 AU
i 11.35551983048162 3.3251e-05 deg
node 164.6233806083187 0.00013208 deg
peri 104.0366381545653 0.00028631 deg
M -.002177566144661162 1.9463e-05 deg
tp 2457119.323178751446
(2015-Apr-06.82317875)
0.0015179 JED
period n/a
n/a
n/a
n/a
d
yr
n 5.162272379404418E-6 4.6157e-08 deg/d
Q n/a n/a AU
  Orbit Determination Parameters
   # obs. used (total)      873  
   data-arc span      897 days (2.46 yr)  
   first obs. used      2012-01-19  
   last obs. used      2014-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   fit RMS      .44782  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 11:52:51  

Additional Information
 Earth MOID = 2.4673 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 0.9 44 2 parameter fit from 161 observations, autocmod 2.5c
comet total magnitude slope K1 10.   n/a 44 autocmod 2.5c
comet nuclear magnitude M2 10.2 mag 0.6 44 from 642 observations, autocmod 2.5c
comet nuclear magnitude slope K2 5.   n/a 44 autocmod 2.5c
comet nuclear phase coefficient PC 0.03   n/a 44 autocmod 2.5c
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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