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266531 (2008 FT44)
Classification: Main-belt Asteroid          SPK-ID: 2266531
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2248744269759627 3.9231e-08  
a 2.331939295928736 1.1397e-08 au
q 1.807545783014032 9.3659e-08 au
i 6.181801615857426 5.7086e-06 deg
node 165.1722513864447 5.0084e-05 deg
peri 128.1586398304579 5.2535e-05 deg
M 58.8371400042397 1.5124e-05 deg
tp 2458787.919540489779
(2019-Oct-31.41954049)
5.4261e-05 TDB
period 1300.691458119223
3.56
9.5354e-06
2.611e-08
d
yr
n .2767758623713525 2.029e-09 deg/d
Q 2.856332808843441 1.396e-08 au
  Orbit Determination Parameters
   # obs. used (total)      363  
   data-arc span      10158 days (27.81 yr)  
   first obs. used      1991-09-09  
   last obs. used      2019-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54824  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:47:55  

Additional Information
 Earth MOID = .799603 au 
 Jupiter MOID = 2.3726 au 
 T_jup = 3.528 
[ 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 16.8   n/a MPO433730  

266531 (2008 FT44)          Discovered 2008-Mar-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2008 FT44 = 1998 QO9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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