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332694 (2009 QM56)
Classification: Main-belt Asteroid          SPK-ID: 2332694
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .173438878037339 3.4896e-08  
a 2.537858287954556 2.2468e-08 au
q 2.097694993873955 8.2333e-08 au
i 4.074226880406187 3.4703e-06 deg
node 153.8286114666521 8.923e-05 deg
peri 8.63724226469847 9.1413e-05 deg
M 61.93319683218523 2.0696e-05 deg
tp 2458746.449253423541
(2019-Sep-19.94925342)
8.5423e-05 TDB
period 1476.724494221432
4.04
1.961e-05
5.369e-08
d
yr
n .2437827783101827 3.2373e-09 deg/d
Q 2.978021582035156 2.6365e-08 au
  Orbit Determination Parameters
   # obs. used (total)      464  
   data-arc span      5400 days (14.78 yr)  
   first obs. used      2005-08-29  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47627  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 05:38:52  

Additional Information
 Earth MOID = 1.10598 au 
 Jupiter MOID = 1.99966 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 15.9   n/a MPO423233  

332694 (2009 QM56)          Discovered 2009-Aug-19 by Spacewatch at Kitt Peak
Reference: 20120703/Numbers.arcLast Updated: 2012-07-09

[ show close-approach data ]
Alternate Designations
 2009 QM56 = 2006 XC47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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