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266710 (2009 QH37)
Classification: Main-belt Asteroid          SPK-ID: 2266710
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1530488847271298 1.0415e-07  
a 3.143586516569205 4.418e-08 au
q 2.662464106165045 3.3294e-07 au
i 9.846456025281224 1.168e-05 deg
node 146.2942944186719 3.1326e-05 deg
peri 346.883965644958 4.0138e-05 deg
M 191.6845583311247 3.2483e-05 deg
tp 2459952.326984858788
(2023-Jan-07.82698486)
0.00019736 TDB
period 2035.806763489174
5.57
4.2917e-05
1.175e-07
d
yr
n .1768340721017132 3.7279e-09 deg/d
Q 3.624708926973365 5.0942e-08 au
  Orbit Determination Parameters
   # obs. used (total)      141  
   data-arc span      7120 days (19.49 yr)  
   first obs. used      2001-03-19  
   last obs. used      2020-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57494  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:23:54  

Additional Information
 Earth MOID = 1.6776 au 
 Jupiter MOID = 1.41922 au 
 T_jup = 3.169 
[ 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 MPO450146  

266710 (2009 QH37)          Discovered 2009-Aug-31 by Micheli, M. at Haleakala
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

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