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266693 (2009 PT11)
Classification: Main-belt Asteroid          SPK-ID: 2266693
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05505477919198278 4.6893e-08  
a 2.548099146262209 2.5192e-08 au
q 2.407814110405463 1.1294e-07 au
i 6.914804531584159 5.1498e-06 deg
node 306.1106147521108 4.0248e-05 deg
peri 174.40883935 6.1433e-05 deg
M 86.86281446354359 4.7848e-05 deg
tp 2458642.028769557535
(2019-Jun-07.52876956)
0.00019645 TDB
period 1485.671904097116
4.07
2.2033e-05
6.032e-08
d
yr
n .242314604595543 3.5935e-09 deg/d
Q 2.688384182118955 2.6579e-08 au
  Orbit Determination Parameters
   # obs. used (total)      315  
   data-arc span      6819 days (18.67 yr)  
   first obs. used      2001-08-23  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49887  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 15:25:01  

Additional Information
 Earth MOID = 1.4237 au 
 Jupiter MOID = 2.35784 au 
 T_jup = 3.429 
[ 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 MPO470832  

266693 (2009 PT11)          Discovered 2009-Aug-15 by CSS at Catalina
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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