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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458877.5 (2020-Jan-29.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6150375046576044 4.0945e-08  
a 3.462776277851371 1.6338e-07 au
q 1.333038996734116 1.2275e-07 au
i 17.26684514777507 7.2741e-06 deg
node 35.42065357172531 1.3962e-05 deg
peri .3497470013013533 9.9919e-06 deg
M 315.0629552902849 4.5274e-06 deg
tp 2459171.290050719105
(2020-Nov-17.79005072)
1.5882e-05 TDB
period 2353.613125698324
6.44
0.00016657
4.56e-07
d
yr
n .1529563189758244 1.0825e-08 deg/d
Q 5.592513558968625 2.6387e-07 au
  Orbit Determination Parameters
   # obs. used (total)      1781  
   data-arc span      12622 days (34.56 yr)  
   first obs. used      1986-09-03  
   last obs. used      2021-03-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .68087  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:27:41  

Additional Information
 Earth MOID = .338672 au 
 Jupiter MOID = .102481 au 
 T_jup = 2.731 
[ 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 12.3   1. 38 2 parameter fit from 1344 observations, autocmod 2.9c
comet total magnitude slope K1 13.25   n/a 38 autocmod 2.9c

[ 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       
 1988.7   156P/1986 R1       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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