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266788 (2009 SN264)
Classification: Outer Main-belt Asteroid          SPK-ID: 2266788
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09408870793327599 4.3091e-08  
a 3.987003081134228 6.2129e-08 au
q 3.611871112704318 1.8958e-07 au
i 5.25822185699742 4.9632e-06 deg
node 105.0442273029716 6.2998e-05 deg
peri 356.7221399982134 7.177e-05 deg
M 47.59459677793767 3.2187e-05 deg
tp 2458616.064544379861
(2019-May-12.56454438)
0.00026118 TDB
period 2907.825118657238
7.96
6.7968e-05
1.861e-07
d
yr
n .1238038689775949 2.8938e-09 deg/d
Q 4.362135049564137 6.7975e-08 au
  Orbit Determination Parameters
   # obs. used (total)      302  
   data-arc span      6780 days (18.56 yr)  
   first obs. used      2001-11-18  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .543  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:23:27  

Additional Information
 Earth MOID = 2.62878 au 
 Jupiter MOID = .782695 au 
 T_jup = 3.041 
[ 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 14.5   n/a MPO437228  

266788 (2009 SN264)          Discovered 2009-Sep-23 by Mt. Lemmon Survey at Mount Lemmon
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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