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C/2012 K1 (PANSTARRS)
Classification: Hyperbolic Comet          SPK-ID: 1003190
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456696.5 (2014-Feb-08.0) TDB
Reference: JPL 121 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000153213076773 8.133e-07  
a -6883.216533895099 36.533 au
q 1.054598783252593 9.2827e-07 au
i 142.4282634646317 4.745e-06 deg
node 317.7376221529842 1.7411e-05 deg
peri 203.1065057921869 6.4627e-05 deg
M -.0003463207064101228 2.7571e-06 deg
tp 2456897.160334846681
(2014-Aug-27.66033485)
3.6531e-05 JED
period n/a
n/a
n/a
n/a
d
yr
n 1.725905155469499E-6 1.374e-08 deg/d
Q n/a n/a au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 2.232744541329006E-8 2.777E-10
A2 [EST] -1.68559519178371E-9 2.132E-10
A3 [EST] -2.640795536882693E-9 6.2E-11
DT [EST] 4.010929364951456 .5975
  Orbit Determination Parameters
   # obs. used (total)      7788  
   data-arc span      1321 days (3.62 yr)  
   first obs. used      2012-05-14  
   last obs. used      2015-12-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   fit RMS      .47285  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 12:24:18  

Additional Information
 Earth MOID = .10709 au 
 Jupiter MOID = 1.50592 au 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 7.1 mag 0.8 121 2 parameter fit from 719 observations, autocmod 2.6f
comet total magnitude slope K1 7.   n/a 121 autocmod 2.6f
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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