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266609 (2008 MR)
Classification: Main-belt Asteroid          SPK-ID: 2266609
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1805839430448114 5.894e-08  
a 2.532761955259841 1.8638e-08 au
q 2.075385814585132 1.5221e-07 au
i 4.986313929870527 5.3597e-06 deg
node 289.1109661751752 5.2753e-05 deg
peri 358.9135447337331 5.4379e-05 deg
M 326.1103883447984 1.4867e-05 deg
tp 2459139.097079620987
(2020-Oct-16.59707962)
6.0888e-05 TDB
period 1472.278560497969
4.03
1.6251e-05
4.449e-08
d
yr
n .2445189447561046 2.699e-09 deg/d
Q 2.990138095934549 2.2004e-08 au
  Orbit Determination Parameters
   # obs. used (total)      462  
   data-arc span      8214 days (22.49 yr)  
   first obs. used      1997-12-21  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53992  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 04:57:28  

Additional Information
 Earth MOID = 1.05903 au 
 Jupiter MOID = 2.18258 au 
 T_jup = 3.422 
[ 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 16.1   n/a MPO281392  

266609 (2008 MR)          Discovered 2008-Jun-26 by La Sagra at La Sagra
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2008 MR = 1997 YP6 = 2009 VC41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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