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142368 Majden (2002 RH233)
Classification: Main-belt Asteroid          SPK-ID: 2142368
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1283315416680379 4.5199e-08  
a 2.291355772264497 1.0804e-08 au
q 1.997302553499837 1.0295e-07 au
i .9454862992256092 3.9386e-06 deg
node 279.8312597534349 0.00030969 deg
peri 306.0735794722973 0.00031019 deg
M 200.1664301948571 1.9627e-05 deg
tp 2459762.974339706864
(2022-Jul-02.47433971)
7.0728e-05 TDB
period 1266.885063890726
3.47
8.96e-06
2.453e-08
d
yr
n .2841615315081586 2.0097e-09 deg/d
Q 2.585408991029158 1.219e-08 au
  Orbit Determination Parameters
   # obs. used (total)      519  
   data-arc span      9839 days (26.94 yr)  
   first obs. used      1994-03-05  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62529  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:43:31  

Additional Information
 Earth MOID = .986754 au 
 Jupiter MOID = 2.39482 au 
 T_jup = 3.587 
[ show covariance matrix ]

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 16.63   n/a E2021B55  

142368 Majden           Discovered 2002 Sept. 14 by R. Matson on NEAT images taken at Palomar.
Edward (Ed) Majden (b. 1939), co-discoverer of two near-earth asteroids, is an amateur astronomer best known for more than 35 years' work recording meteor spectra. An associate member of the Meteorites and Impacts Advisory Committee, he was awarded the 2006 Chant Medal by the Royal Astronomical Society of Canada.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20081113/MPCPages.arcLast Updated: 2008-11-17

[ show close-approach data ]
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