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C/2019 K5 (Young)
Classification: Comet          SPK-ID: 1003629
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.


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Orbital Elements at Epoch 2458725.5 (2019-Aug-30.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9865221877896762 8.8182e-06  
a 150.9922086377895 0.098837 au
q 2.035044633242165 1.3952e-06 au
i 15.31544066152987 2.8275e-05 deg
node 177.1885391430433 6.8029e-05 deg
peri 174.9161722431505 0.00014846 deg
M .03625529432579429 3.547e-05 deg
tp 2458657.250548104401
(2019-Jun-22.75054810)
0.00028798 TDB
period 677688.6835238057
1855.41
665.41
1.822
d
yr
n .0005312173697930048 5.2159e-07 deg/d
Q 299.9493726423368 0.19634 au
  Orbit Determination Parameters
   # obs. used (total)      567  
   data-arc span      643 days (1.76 yr)  
   first obs. used      2018-06-17  
   last obs. used      2020-03-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   norm. resid. RMS      .47814  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 00:54:57  

Additional Information
 Earth MOID = 1.02976 au 
 Jupiter MOID = 1.27537 au 
 T_jup = 1.735 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 12.3   0.6 12 2 parameter fit from 419 observations, autocmod 2.8
comet total magnitude slope K1 9.   n/a 12 autocmod 2.8
comet nuclear magnitude M2 14.6   0.5 12 from 83 observations, autocmod 2.8
comet nuclear magnitude slope K2 5.   n/a 12 autocmod 2.8
comet nuclear phase coefficient PC 0.03   n/a 12 autocmod 2.8

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2019.5   C/2019 K5       
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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