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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 2456745.5 (2014-Mar-29.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000415272445392 8.0908e-06  
a -9276.247091260349 180.72 AU
q 3.852169813648842 1.0948e-05 AU
i 64.67298226625856 4.1213e-05 deg
node 208.1320431835696 3.0064e-05 deg
peri 76.4956899207896 0.00026064 deg
M -.0002550521519767583 7.4527e-06 deg
tp 2456976.697631646765
(2014-Nov-15.19763165)
0.0011297 JED
period n/a
n/a
n/a
n/a
d
yr
n 1.103178047976025E-6 3.2239e-08 deg/d
Q n/a n/a AU
  Orbit Determination Parameters
   # obs. used (total)      612  
   data-arc span      496 days (1.36 yr)  
   first obs. used      2013-04-10  
   last obs. used      2014-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   fit RMS      .53444  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-24 20:14:58  

Additional Information
 Earth MOID = 3.39322 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 8.1 mag 0.5 36 2 parameter fit from 163 observations, autocmod 2.5c
comet total magnitude slope K1 11.   n/a 36 autocmod 2.5c
comet nuclear magnitude M2 12.1 mag 0.4 36 from 405 observations, autocmod 2.5c
comet nuclear magnitude slope K2 5.   n/a 36 autocmod 2.5c
comet nuclear phase coefficient PC 0.03   n/a 36 autocmod 2.5c
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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