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441804 (2009 FW73)
Classification: Main-belt Asteroid          SPK-ID: 2441804
[ 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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .327415436012089 6.968e-08  
a 3.047334843470769 5.2181e-08 au
q 2.049590377020956 2.2689e-07 au
i 11.61243286108173 1.2455e-05 deg
node 128.2945707778707 4.1241e-05 deg
peri 152.199233400962 4.6357e-05 deg
M 353.099642799606 1.5804e-05 deg
tp 2459037.743266531445
(2020-Jul-07.24326653)		 8.5308e-05 TDB
period 1943.02636254175
5.32		 4.9907e-05
1.366e-07		 d
yr
n .1852779802375248 4.7589e-09 deg/d
Q 4.045079309920582 6.9265e-08 au
   Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      4574 days (12.52 yr)  
   first obs. used      2008-01-11  
   last obs. used      2020-07-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53795  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:52:27  

Additional Information
 Earth MOID = 1.04098 au 
 Jupiter MOID = 1.21975 au 
 T_jup = 3.124 
[ 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 16.0   n/a MPO472458  

441804 (2009 FW73)          Discovered 2009-Mar-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

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