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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 2456772.5 (2014-Apr-25.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000431440601296 5.8901e-06  
a -8928.621538798016 121.88 AU
q 3.852169845443099 1.019e-05 AU
i 64.67232510161348 3.5817e-05 deg
node 208.1314509532093 2.7916e-05 deg
peri 76.49579323954725 0.0002431 deg
M -.0002385472272268276 4.8838e-06 deg
tp 2456976.695854545588
(2014-Nov-15.19585455)
0.0010208 JED
period n/a
n/a
n/a
n/a
d
yr
n 1.168227571307382E-6 2.3921e-08 deg/d
Q n/a n/a AU
  Orbit Determination Parameters
   # obs. used (total)      759  
   data-arc span      565 days (1.55 yr)  
   first obs. used      2013-04-10  
   last obs. used      2014-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   fit RMS      .51848  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-29 15:43:40  

Additional Information
 Earth MOID = 3.39336 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 43 2 parameter fit from 179 observations, autocmod 2.6
comet total magnitude slope K1 12.   n/a 43 autocmod 2.6
comet nuclear magnitude M2 12.1 mag 0.4 43 from 535 observations, autocmod 2.6
comet nuclear magnitude slope K2 5.   n/a 43 autocmod 2.6
comet nuclear phase coefficient PC 0.03   n/a 43 autocmod 2.6
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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