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266829 (2009 TF39)
Classification: Main-belt Asteroid          SPK-ID: 2266829
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .163517536215787 3.9919e-08  
a 3.052636007354378 3.5725e-08 au
q 2.553476488468193 1.31e-07 au
i 12.59411958745281 5.5272e-06 deg
node 134.468384715688 2.094e-05 deg
peri 284.1128529937525 2.7583e-05 deg
M 336.9303604801793 1.8752e-05 deg
tp 2459125.338708892924
(2020-Oct-02.83870889)
0.00010248 TDB
period 1948.098719220986
5.33
3.4198e-05
9.363e-08
d
yr
n .1847955632063442 3.244e-09 deg/d
Q 3.551795526240562 4.1567e-08 au
  Orbit Determination Parameters
   # obs. used (total)      290  
   data-arc span      7147 days (19.57 yr)  
   first obs. used      2001-03-19  
   last obs. used      2020-10-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50143  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:23:13  

Additional Information
 Earth MOID = 1.60195 au 
 Jupiter MOID = 1.88856 au 
 T_jup = 3.179 
[ 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 15.7   n/a MPO454983  
diameter diameter 3.531 km 0.113 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

266829 (2009 TF39)          Discovered 2009-Oct-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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