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414P/STEREO (2016 J3)
Classification: Jupiter-family Comet [NEO]          SPK-ID: 1003467
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459225.5 (2021-Jan-11.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8116924341059253 4.0532e-06  
a 2.795209435244013 2.2933e-06 au
q .5263590849149513 1.1161e-05 au
i 23.38424153931694 0.0004842 deg
node 257.7879245042582 0.0015181 deg
peri 210.7377421459749 0.0027498 deg
M 356.9658430676986 0.00012694 deg
tp 2459239.886511462355
(2021-Jan-25.38651146)
0.00060823 TDB
period 1706.946687994636
4.67
0.0021006
5.751e-06
d
yr
n .210902896107984 2.5955e-07 deg/d
Q 5.064059785573074 4.1547e-06 au
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      1714 days (4.69 yr)  
   first obs. used      2016-05-11  
   last obs. used      2021-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .36775  
   source      ORB  
   producer      Javier Roa  
   solution date      2021-Feb-03 22:27:30  

Additional Information
 Earth MOID = .319836 au 
 Jupiter MOID = .838311 au 
 T_jup = 2.647 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 15.0   0.4 9 2 parameter fit from 138 observations, autocmod 2.8
comet total magnitude slope K1 18.   n/a 9 autocmod 2.8

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2021.1   414P/2021 A3       
 2016.4   414P/2016 J3       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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