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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 2456726.5 (2014-Mar-10.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000408533416072 1.0199e-05  
a -9429.260732018805 235.4 AU
q 3.852168097884676 1.1862e-05 AU
i 64.67357800659823 4.1471e-05 deg
node 208.1325173035723 3.0223e-05 deg
peri 76.49568858950678 0.00028314 deg
M -.0002693231160455822 1.0084e-05 deg
tp 2456976.699261682420
(2014-Nov-15.19926168)
0.0013 JED
period n/a
n/a
n/a
n/a
d
yr
n 1.076434495587906E-6 4.0309e-08 deg/d
Q n/a n/a AU
  Orbit Determination Parameters
   # obs. used (total)      508  
   data-arc span      451 days (1.23 yr)  
   first obs. used      2013-04-10  
   last obs. used      2014-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   fit RMS      .55409  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 11:52:56  

Additional Information
 Earth MOID = 3.3937 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 0.6 32 2 parameter fit from 143 observations, autocmod 2.5c
comet total magnitude slope K1 11.   n/a 32 autocmod 2.5c
comet nuclear magnitude M2 12.1 mag 0.4 32 from 333 observations, autocmod 2.5c
comet nuclear magnitude slope K2 5.   n/a 32 autocmod 2.5c
comet nuclear phase coefficient PC 0.03   n/a 32 autocmod 2.5c
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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