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

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2456697.5 (2014-Feb-09.0) TDB
Reference: JPL 126 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000152915493971 8.3691e-07  
a -6896.600670785898 37.74 au
q 1.054597098294 9.6333e-07 au
i 142.4282581726916 4.9087e-06 deg
node 317.7376491689354 1.7963e-05 deg
peri 203.1066008825931 6.6937e-05 deg
M -.0003435922110605922 2.8203e-06 deg
tp 2456897.160363006209
(2014-Aug-27.66036301)
3.7092e-05 TDB
period n/a
n/a
n/a
n/a
d
yr
n 1.720883433683366E-6 1.4126e-08 deg/d
Q n/a n/a au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 2.210287011649239E-8 2.859E-10
A2 [EST] -1.588305374135966E-9 2.165E-10
A3 [EST] -2.629981597806596E-9 6.318E-11
DT [EST] 4.100959433357811 .6181
  Orbit Determination Parameters
   # obs. used (total)      7829  
   data-arc span      1546 days (4.23 yr)  
   first obs. used      2012-05-14  
   last obs. used      2016-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   norm. resid. RMS      .4386  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:32:09  

Additional Information
 Earth MOID = .107091 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 7.3   0.8 126 2 parameter fit from 725 observations, autocmod 2.9c
comet total magnitude slope K1 6.75   n/a 126 autocmod 2.9c
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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