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JPL Small-Body Database Browser
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C/2017 T2 (PANSTARRS)
Classification: Comet          SPK-ID: 1003539
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | 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.


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Orbital Elements at Epoch 2458642.5 (2019-Jun-08.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9997601891360279 1.2778e-06  
a 6734.132731131701 35.888 au
q 1.614918188355272 1.8196e-06 au
i 57.23468724212848 1.5485e-05 deg
node 64.37895625902128 6.2539e-06 deg
peri 92.99700069322112 7.7944e-05 deg
M 359.9994079776577 4.7327e-06 deg
tp 2458974.437662412641
(2020-May-04.93766241)
0.0001111 TDB
period 201846366.1184221
552625.23
1.6135e+06
4418
d
yr
n 1.783534709704856E-6 1.4257e-08 deg/d
Q 13466.65054407505 71.767 au
  Orbit Determination Parameters
   # obs. used (total)      3090  
   data-arc span      872 days (2.39 yr)  
   first obs. used      2017-09-15  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   norm. resid. RMS      .42082  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-05 13:15:48  

Additional Information
 Earth MOID = 1.20129 au 
 Jupiter MOID = .998292 au 
 T_jup = 0.853 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 9.5   0.9 16 2 parameter fit from 1825 observations, autocmod 2.8
comet total magnitude slope K1 4.5   n/a 16 autocmod 2.8

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2020.3   C/2017 T2       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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