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357473 (2004 FF84)
Classification: Main-belt Asteroid          SPK-ID: 2357473
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08664209115957268 6.8566e-08  
a 2.748151889953974 3.9722e-08 au
q 2.51004626338423 1.7825e-07 au
i 9.973258006444304 7.1149e-06 deg
node 134.0355239366751 3.3927e-05 deg
peri 358.3653077815548 5.9234e-05 deg
M 238.2210495214279 5.5808e-05 deg
tp 2459563.397411623216
(2021-Dec-14.89741162)
0.00026747 TDB
period 1664.023769198227
4.56
3.6078e-05
9.878e-08
d
yr
n .2163430635209364 4.6906e-09 deg/d
Q 2.986257516523718 4.3164e-08 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      5641 days (15.44 yr)  
   first obs. used      2004-03-18  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56846  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:30:38  

Additional Information
 Earth MOID = 1.52443 au 
 Jupiter MOID = 2.04484 au 
 T_jup = 3.320 
[ 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 16.1   n/a MPO440601  

357473 (2004 FF84)          Discovered 2004-Mar-18 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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Alternate Designations
 2004 FF84 = 2009 HG106 = 2013 CA23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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