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146325 (2001 MB28)
Classification: Main-belt Asteroid          SPK-ID: 2146325
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2712501069070947 3.9035e-08  
a 2.408044397110295 1.1352e-08 au
q 1.754862096957097 9.3242e-08 au
i 3.5635213327335 4.6126e-06 deg
node 239.016983738428 7.541e-05 deg
peri 9.160986359864999 7.5917e-05 deg
M 46.03914800377183 9.6346e-06 deg
tp 2458825.949965599910
(2019-Dec-08.44996560)
3.5823e-05 TDB
period 1364.882173294872
3.74
9.6518e-06
2.643e-08
d
yr
n .2637590313975219 1.8652e-09 deg/d
Q 3.061226697263493 1.4432e-08 au
  Orbit Determination Parameters
   # obs. used (total)      493  
   data-arc span      7500 days (20.53 yr)  
   first obs. used      1998-10-15  
   last obs. used      2019-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51227  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:36:40  

Additional Information
 Earth MOID = .741232 au 
 Jupiter MOID = 1.97887 au 
 T_jup = 3.468 
[ 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 16.4   n/a MPO351877  

146325 (2001 MB28)          Discovered 2001-Jun-23 by NEAT at Palomar
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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