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C/2017 F2 (PANSTARRS)
Classification: Hyperbolic Comet          SPK-ID: 1003512
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457998.5 (2017-Sep-02.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.005195458253611 4.7786e-05  
a -1333.414093637366 12.256 au
q 6.927697258269346 4.6312e-05 au
i 42.50766550652644 8.2664e-05 deg
node 38.66800611750756 0.00015098 deg
peri 134.9019457425133 0.0010233 deg
M -.001724399112689272 2.3845e-05 deg
tp 2458083.688560269113
(2017-Nov-26.18856027)
0.013798 TDB
period n/a
n/a
n/a
n/a
d
yr
n 2.024214410059106E-5 2.7907e-07 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      73  
   data-arc span      705 days (1.93 yr)  
   first obs. used      2017-03-31  
   last obs. used      2019-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   norm. resid. RMS      .59212  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:33:32  

Additional Information
 Earth MOID = 6.05874 au 
 Jupiter MOID = 2.20934 au 
 T_jup = 2.408 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 7.0   0.9 19 from 56 observations, assumed slope, autocmod 2.9c
comet total magnitude slope K1 11.5   n/a 19 autocmod 2.9c
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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