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305884 (2009 FM17)
Classification: Main-belt Asteroid          SPK-ID: 2305884
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 .1439088400323805 6.4672e-08  
a 3.033669455707673 3.5256e-08 au
q 2.597097603295119 2.0842e-07 au
i 14.86872964849852 6.7271e-06 deg
node 172.9737703176511 2.6875e-05 deg
peri 97.0241188916787 3.7945e-05 deg
M 323.9662889899893 2.5283e-05 deg
tp 2459193.677839971824
(2020-Dec-10.17783997)
0.00013618 TDB
period 1929.971142037977
5.28
3.3644e-05
9.211e-08
d
yr
n .1865312864833065 3.2517e-09 deg/d
Q 3.470241308120227 4.033e-08 au
  Orbit Determination Parameters
   # obs. used (total)      257  
   data-arc span      7687 days (21.05 yr)  
   first obs. used      1999-06-08  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58473  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:10:22  

Additional Information
 Earth MOID = 1.63447 au 
 Jupiter MOID = 1.83467 au 
 T_jup = 3.176 
[ 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 MPO433971  

305884 (2009 FM17)          Discovered 2009-Mar-17 by La Sagra at La Sagra
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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