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JPL Small-Body Database Browser
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C/2014 N3 (NEOWISE)
Classification: Comet          SPK-ID: 1003326
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 2457240.5 (2015-Aug-06.0) TDB
Reference: JPL 51 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9993305083888494 3.8386e-06  
a 5798.773730157127 33.251 au
q 3.88223036730065 2.073e-06 au
i 61.63825959156533 1.355e-05 deg
node 19.92707148985872 9.8551e-06 deg
peri 353.5653503119199 7.1069e-05 deg
M .0003254309056488042 2.7998e-06 deg
tp 2457094.699516197741
(2015-Mar-13.19951620)
0.00046531 TDB
period 161288228.1852388
441583.10
1.3873e+06
3798
d
yr
n 2.232028983457749E-6 1.9198e-08 deg/d
Q 11593.66522994695 66.479 au
  Orbit Determination Parameters
   # obs. used (total)      1592  
   data-arc span      917 days (2.51 yr)  
   first obs. used      2014-07-04  
   last obs. used      2017-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   norm. resid. RMS      .54528  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Mar-08 15:46:45  

Additional Information
 Earth MOID = 2.88791 au 
 Jupiter MOID = 1.06536 au 
 T_jup = 1.161 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 4.7   1. 51 2 parameter fit from 198 observations, autocmod 2.6g
comet total magnitude slope K1 13.   n/a 51 autocmod 2.6g
comet nuclear magnitude M2 10.6   0.6 51 from 1283 observations, autocmod 2.6g
comet nuclear magnitude slope K2 5.   n/a 51 autocmod 2.6g
comet nuclear phase coefficient PC 0.03   n/a 51 autocmod 2.6g

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2015.2   C/2014 N3       
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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