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C/2013 G3 (PANSTARRS)
Classification: Hyperbolic Comet          SPK-ID: 1003244
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456578.5 (2013-Oct-13.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000424532104805 4.2514e-05  
a -9073.456920818373 908.6 AU
q 3.851973764453303 5.0149e-05 AU
i 64.68042092194418 8.9419e-05 deg
node 208.1360460707092 3.0732e-05 deg
peri 76.49954767175916 0.001149 deg
M -.000454115137626088 6.8206e-05 deg
tp 2456976.718174897177
(2014-Nov-15.21817490)
0.0057162 JED
period n/a
n/a
n/a
n/a
d
yr
n 1.14036768347739E-6 1.7129e-07 deg/d
Q n/a n/a AU
  Orbit Determination Parameters
   # obs. used (total)      162  
   data-arc span      364 days  
   first obs. used      2013-04-10  
   last obs. used      2014-04-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   fit RMS      .52996  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:33:41  

Additional Information
 Earth MOID = 3.39343 AU 
 T_jup = 1.977 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 7.3 mag 0.6 24 2 parameter fit from 78 observations, autocmod 2.5c
comet total magnitude slope K1 12.   n/a 24 autocmod 2.5c
comet nuclear magnitude M2 11.9 mag 0.5 24 from 65 observations, autocmod 2.5c
comet nuclear magnitude slope K2 5.   n/a 24 autocmod 2.5c
comet nuclear phase coefficient PC 0.03   n/a 24 autocmod 2.5c
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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