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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 2456777.5 (2014-Apr-30.0) TDB
Reference: JPL 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000432845932451 5.6236e-06  
a -8899.656102538702 115.61 AU
q 3.852179944196284 9.487e-06 AU
i 64.67224860199161 3.2662e-05 deg
node 208.1313574982595 2.6987e-05 deg
peri 76.49559812023924 0.00022777 deg
M -.0002338420143443713 4.556e-06 deg
tp 2456976.694942307515
(2014-Nov-15.19494231)
0.00097408 JED
period n/a
n/a
n/a
n/a
d
yr
n 1.173935500748651E-6 2.2876e-08 deg/d
Q n/a n/a AU
  Orbit Determination Parameters
   # obs. used (total)      794  
   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      .52274  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-16 14:42:43  

Additional Information
 Earth MOID = 3.39344 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 46 2 parameter fit from 189 observations, autocmod 2.6
comet total magnitude slope K1 12.   n/a 46 autocmod 2.6
comet nuclear magnitude M2 12.1 mag 0.4 46 from 558 observations, autocmod 2.6
comet nuclear magnitude slope K2 5.   n/a 46 autocmod 2.6
comet nuclear phase coefficient PC 0.03   n/a 46 autocmod 2.6
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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