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JPL Small-Body Database Browser
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C/2014 S1 (PANSTARRS)
Classification: Hyperbolic Comet          SPK-ID: 1003341
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456971.5 (2014-Nov-10.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.001004554479348 0.00026869  
a -8100.411424290251 2166.8 au
q 8.137304580832456 0.00031304 au
i 123.8046047724918 0.00030956 deg
node 352.6599442089686 0.00043295 deg
peri 288.8231608339759 0.012315 deg
M .0005079313526935157 0.00020402 deg
tp 2456595.782379354580
(2013-Oct-30.28237935)
0.17905 TDB
period n/a
n/a
n/a
n/a
d
yr
n 1.351896543529086E-6 5.4244e-07 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      42  
   data-arc span      359 days  
   first obs. used      2014-09-19  
   last obs. used      2015-09-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   norm. resid. RMS      .40483  
   source      ORB  
   producer      Otto Matic  
   solution date      2015-Oct-05 13:01:13  

Additional Information
 Earth MOID = 7.54565 au 
 T_jup = -1.968 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 6.9   0.7 9 from 26 observations, assumed slope, autocmod 2.6
comet total magnitude slope K1 10.   n/a 9 autocmod 2.6
comet nuclear magnitude M2 11.8   0.4 9 from 7 observations, autocmod 2.6
comet nuclear magnitude slope K2 5.   n/a 9 autocmod 2.6
comet nuclear phase coefficient PC 0.03   n/a 9 autocmod 2.6
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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