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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 2459228.5 (2021-Jan-14.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8116914310170916 4.0778e-07  
a 2.795221696608663 2.1309e-06 au
q .5263641976783546 1.0337e-06 au
i 23.38406036151275 0.00015207 deg
node 257.7886052560743 0.00029844 deg
peri 210.7364768797551 0.00023493 deg
M 357.5986281338519 9.456e-06 deg
tp 2459239.886224234647
(2021-Jan-25.38622423)
4.3767e-05 TDB
period 1706.957919452895
4.67
0.0019519
5.344e-06
d
yr
n .2109015084070644 2.4116e-07 deg/d
Q 5.064079195538971 3.8605e-06 au
  Orbit Determination Parameters
   # obs. used (total)      238  
   data-arc span      1779 days (4.87 yr)  
   first obs. used      2016-05-11  
   last obs. used      2021-03-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      2  
   norm. resid. RMS      .38345  
   source      ORB  
   producer      Javier Roa  
   solution date      2021-May-04 12:35:19  

Additional Information
 Earth MOID = .320065 au 
 Jupiter MOID = .838268 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 16.0   0.4 10 2 parameter fit from 139 observations, autocmod 2.9c
comet total magnitude slope K1 22.   n/a 10 autocmod 2.9c

[ 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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