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183933 (2004 DF9)
Classification: Main-belt Asteroid          SPK-ID: 2183933
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08823893536590416 4.0695e-08  
a 2.364337149048176 1.2549e-08 au
q 2.155710556170108 9.383e-08 au
i 2.734230065385723 5.2831e-06 deg
node 34.50432319552342 9.3565e-05 deg
peri 97.09641254488993 0.00010049 deg
M 191.5411620462175 3.4926e-05 deg
tp 2459621.875085195578
(2022-Feb-11.37508520)
0.00012996 TDB
period 1327.89133171974
3.64
1.0572e-05
2.894e-08
d
yr
n .2711065215959857 2.1584e-09 deg/d
Q 2.572963741926244 1.3656e-08 au
  Orbit Determination Parameters
   # obs. used (total)      421  
   data-arc span      6080 days (16.65 yr)  
   first obs. used      2002-10-04  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60474  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 19:43:41  

Additional Information
 Earth MOID = 1.17218 au 
 Jupiter MOID = 2.44764 au 
 T_jup = 3.542 
[ 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 16.6   n/a MPO436909  

183933 (2004 DF9)          Discovered 2004-Feb-17 by LINEAR at Socorro
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

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