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C/2014 Y1 (PANSTARRS)
Classification: Hyperbolic Comet          SPK-ID: 1003365
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.


Orbital Elements at Epoch 2457131.5 (2015-Apr-19.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.002103296016681 1.4034e-05  
a -1065.45922931295 7.1084 au
q 2.240976152949842 7.8726e-06 au
i 14.92128860669347 2.0985e-05 deg
node 19.51642360791671 0.00014758 deg
peri 182.2659694463042 0.00038376 deg
M -.007755327911952872 7.7595e-05 deg
tp 2457405.153713003194
(2016-Jan-17.65371300)
0.00091764 TDB
period n/a
n/a
n/a
n/a
d
yr
n 2.83399330739662E-5 2.8361e-07 deg/d
Q n/a n/a au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 1.525452113135511E-8 1.636E-8
A2 [EST] -2.960312462656388E-8 2.936E-8
  Orbit Determination Parameters
   # obs. used (total)      305  
   data-arc span      559 days (1.53 yr)  
   first obs. used      2014-11-17  
   last obs. used      2016-05-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   norm. resid. RMS      .67527  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:33:05  

Additional Information
 Earth MOID = 1.23865 au 
 Jupiter MOID = 1.27442 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 12.8   01. 27 2 parameter fit from 142 observations, autocmod 2.9c
comet total magnitude slope K1 4.5   n/a 27 autocmod 2.9c
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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