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156P/Russell-LINEAR
Classification: Jupiter-family Comet          SPK-ID: 1000433
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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 2458704.5 (2019-Aug-09.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6156672800225059 5.5655e-08  
a 3.464639698835069 1.6379e-07 au
q 1.331574399195288 1.8726e-07 au
i 17.3087729542488 1.0196e-05 deg
node 35.578455366517 1.6787e-05 deg
peri .1991504006769864 1.1209e-05 deg
M 288.7072202634944 6.4025e-06 deg
tp 2459170.975233216387
(2020-Nov-17.47523322)
1.6541e-05 TDB
period 2355.513203140119
6.45
0.00016703
4.573e-07
d
yr
n .1528329365847265 1.0838e-08 deg/d
Q 5.59770499847485 2.6463e-07 au
  Orbit Determination Parameters
   # obs. used (total)      1253  
   data-arc span      12542 days (34.34 yr)  
   first obs. used      1986-09-03  
   last obs. used      2021-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56796  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jan-14 17:13:18  

Additional Information
 Earth MOID = .338618 au 
 Jupiter MOID = .11022 au 
 T_jup = 2.730 
[ 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 12.0   1. 34 2 parameter fit from 902 observations, autocmod 2.8
comet total magnitude slope K1 18.75   n/a 34 autocmod 2.8

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2001.5   156P/2000 QD181       
 1995.1   156P/1993 WU       
 1988.6   156P/1986 R1       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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