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233472 Moorcroft (2006 KB143)
Classification: Main-belt Asteroid          SPK-ID: 2233472
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06223591466724615 4.7911e-08  
a 2.965988583433325 3.1269e-08 au
q 2.781397571050742 1.4141e-07 au
i 1.736965278876198 4.9826e-06 deg
node 62.89703706923885 0.00021512 deg
peri 316.2104986335793 0.00022086 deg
M 137.6559193135676 5.0619e-05 deg
tp 2458287.080411326108
(2018-Jun-17.58041133)
0.00026121 TDB
period 1865.746516410699
5.11
2.9504e-05
8.078e-08
d
yr
n .1929522562864347 3.0513e-09 deg/d
Q 3.150579595815907 3.3215e-08 au
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      6375 days (17.45 yr)  
   first obs. used      2002-08-20  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62663  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 07:20:21  

Additional Information
 Earth MOID = 1.78359 au 
 Jupiter MOID = 2.16979 au 
 T_jup = 3.261 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457633.5 (2016-Sep-02.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06144935957823607 4.7765e-08  
q 2.783128446577899 1.4071e-07 au
tp 2458289.752437728007
(2018-Jun-20.25243773)
0.00026509 TDB
node 62.90454107211456 0.00021507 deg
peri 316.8143314727247 0.00022098 deg
i 1.737372374037069 4.9828e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      6375 days (17.45 yr)  
   first obs. used      2002-08-20  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62663  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 07:20:21  

Additional Information
 Jupiter MOID = 2.16979 au 
 T_jup = 3.261 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.281448227303636E-15 -6.576953864833968E-15 -3.012668974828148E-12 9.789691941133642E-15 -6.106287842853113E-13 1.675003076205201E-16
q -6.576953864833968E-15 1.979864476252082E-14 9.484203958761223E-12 -2.587021477785102E-14 1.85041257333641E-12 -2.522827592778319E-16
tp -3.012668974828148E-12 9.484203958761223E-12 7.027523357924415E-8 -4.484811289574264E-11 1.351812794623095E-8 1.163801167702693E-12
node 9.789691941133642E-15 -2.587021477785102E-14 -4.484811289574264E-11 4.62547384173922E-8 -4.624187131093494E-8 1.312596938218235E-10
peri -6.106287842853113E-13 1.85041257333641E-12 1.351812794623095E-8 -4.624187131093494E-8 4.883269746019566E-8 -1.309845626835292E-10
i 1.675003076205201E-16 -2.522827592778319E-16 1.163801167702693E-12 1.312596938218235E-10 -1.309845626835292E-10 2.482811313559582E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO422904  

233472 Moorcroft           Discovered 2006 May 25 by P. A. Wiegert at Mauna Kea.
Donald Ross Moorcroft (b. 1935) is a Canadian physicist who did much to advance the field of radar backscatter from the auroral E-region ionosphere. He was the Chair of the Department of Physics of the University of Western Ontario from 1989 to 1998.
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 2013-04-25Last Updated: 2013-04-29

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Alternate Designations
 2006 KB143 = 2005 FL13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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