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22356 Feyerabend (1992 WS6)
Classification: Main-belt Asteroid          SPK-ID: 2022356
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07370769731560062 3.4337e-08  
a 2.339924437707146 7.3959e-09 au
q 2.167453995511251 8.1819e-08 au
i 2.027948963943271 3.7762e-06 deg
node 145.8989584126469 9.2703e-05 deg
peri 219.0443331668554 9.5584e-05 deg
M 344.92512838757 2.3693e-05 deg
tp 2459255.245988000624
(2021-Feb-09.74598800)
8.6117e-05 TDB
period 1307.378012027236
3.58
6.1984e-06
1.697e-08
d
yr
n .2753602987721812 1.3055e-09 deg/d
Q 2.512394879903042 7.941e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1558  
   data-arc span      10275 days (28.13 yr)  
   first obs. used      1992-11-19  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50677  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:04:51  

Additional Information
 Earth MOID = 1.16376 au 
 Jupiter MOID = 2.78195 au 
 T_jup = 3.560 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.35   n/a E2021B10  

22356 Feyerabend           Discovered 1992 Nov. 19 by Spacewatch at Kitt Peak.
Paul Feyerabend (1924-1994) was a philosopher who criticized the scientific method, proposing instead that scientists use any method that works in their research. Name suggested by R. and P. Jedicke.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2016-08-18Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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