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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 2456780.5 (2014-May-03.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000434343603446 5.5361e-06  
a -8868.96879311971 113.03 AU
q 3.852179864453413 9.4677e-06 AU
i 64.67218271620992 3.2244e-05 deg
node 208.131291369098 2.6825e-05 deg
peri 76.49561840404205 0.00022727 deg
M -.0002315164849393343 4.4251e-06 deg
tp 2456976.694819762909
(2014-Nov-15.19481976)
0.00097053 JED
period n/a
n/a
n/a
n/a
d
yr
n 1.180033627896545E-6 2.2559e-08 deg/d
Q n/a n/a AU
  Orbit Determination Parameters
   # obs. used (total)      818  
   data-arc span      577 days (1.58 yr)  
   first obs. used      2013-04-10  
   last obs. used      2014-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   fit RMS      .51652  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Dec-07 16:13:10  

Additional Information
 Earth MOID = 3.39349 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 7.4 mag 0.5 47 2 parameter fit from 189 observations, autocmod 2.6
comet total magnitude slope K1 12.   n/a 47 autocmod 2.6
comet nuclear magnitude M2 12.1 mag 0.4 47 from 582 observations, autocmod 2.6
comet nuclear magnitude slope K2 5.   n/a 47 autocmod 2.6
comet nuclear phase coefficient PC 0.03   n/a 47 autocmod 2.6
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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