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JPL Small-Body Database Browser
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C/2016 S1 (PANSTARRS)
Classification: Halley-type Comet*          SPK-ID: 1003484
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457699.5 (2016-Nov-07.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7088477779734836 8.134e-06  
a 8.284009113517959 0.00025388 au
q 2.411907660688666 8.8004e-06 au
i 94.68967072031232 6.2324e-05 deg
node 227.5382229958063 8.1868e-05 deg
peri 273.6112820101625 0.00063943 deg
M 354.6338929104629 0.00030202 deg
tp 2457829.312380353332
(2017-Mar-16.81238035)
0.001853 TDB
period 8708.819288813473
23.84
0.40035
0.001096
d
yr
n .04133740614671177 1.9003e-06 deg/d
Q 14.15611056634725 0.00043384 au
  Orbit Determination Parameters
   # obs. used (total)      127  
   data-arc span      264 days  
   first obs. used      2016-09-21  
   last obs. used      2017-06-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .46146  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:33:26  

Additional Information
 Earth MOID = 2.09404 au 
 Jupiter MOID = .605396 au 
 T_jup = 0.483 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 5.7   0.5 12 2 parameter fit from 47 observations, autocmod 2.9c
comet total magnitude slope K1 24.   n/a 12 autocmod 2.9c
comet nuclear magnitude M2 14.7   0.3 12 from 65 observations, autocmod 2.9c
comet nuclear magnitude slope K2 5.   n/a 12 autocmod 2.9c
comet nuclear phase coefficient PC 0.03   n/a 12 autocmod 2.9c

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2017.2   C/2016 S1       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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