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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 2456514.5 (2013-Aug-10.0) TDB
Reference: JPL 68 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.00024083070459 9.2342e-07  
a -4380.107476229964 16.793 AU
q 1.054864369680488 1.1607e-06 AU
i 142.4275395117868 7.0782e-06 deg
node 317.7261095332422 4.0054e-05 deg
peri 203.0843619241697 6.9023e-05 deg
M -.001301008827709152 7.4815e-06 deg
tp 2456897.151411873199
(2014-Aug-27.65141187)
0.00018704 JED
period n/a
n/a
n/a
n/a
d
yr
n 3.399984391381977E-6 1.9553e-08 deg/d
Q n/a n/a AU
  Orbit Determination Parameters
   # obs. used (total)      3420  
   data-arc span      698 days (1.91 yr)  
   first obs. used      2012-05-14  
   last obs. used      2014-04-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   fit RMS      .49988  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-12 18:12:24  

Additional Information
 Earth MOID = .105988 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 6.3 mag 0.6 68 2 parameter fit from 539 observations, autocmod 2.5c
comet total magnitude slope K1 8.   n/a 68 autocmod 2.5c
comet nuclear magnitude M2 9.5 mag 1. 68 from 2740 observations, autocmod 2.5c
comet nuclear magnitude slope K2 5.   n/a 68 autocmod 2.5c
comet nuclear phase coefficient PC 0.03   n/a 68 autocmod 2.5c
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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