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C/2017 U5 (PANSTARRS)
Classification: Jupiter-family Comet          SPK-ID: 1003547
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458082.5 (2017-Nov-25.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7445695426359432 4.8934e-05  
a 16.93900072736556 0.0032537 au
q 4.326736703081075 0.00010693 au
i 18.95655106745507 0.00014968 deg
node 163.1153679350024 0.0025819 deg
peri 262.1507722632762 0.0321 deg
M 359.659168806567 0.0028483 deg
tp 2458106.608319664493
(2017-Dec-19.10831966)
0.20705 TDB
period 25464.20411758104
69.72
7.3369
0.02009
d
yr
n .0141374927069269 4.0734e-06 deg/d
Q 29.55126475165003 0.0056763 au
  Orbit Determination Parameters
   # obs. used (total)      92  
   data-arc span      114 days  
   first obs. used      2017-10-24  
   last obs. used      2018-02-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .3932  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 11:20:22  

Additional Information
 Earth MOID = 3.407 au 
 Jupiter MOID = .723859 au 
 T_jup = 2.585 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 11.8   0.6 7 from 75 observations, assumed slope, autocmod 2.8
comet total magnitude slope K1 10.   n/a 7 autocmod 2.8

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2018.0   C/2017 U5       
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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