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382858 (2004 FE42)
Classification: Main-belt Asteroid          SPK-ID: 2382858
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04833898790302348 5.8058e-08  
a 2.278476617503811 1.6749e-08 au
q 2.168337363852972 1.2613e-07 au
i 6.349242232062232 4.6932e-06 deg
node 78.0210313258189 4.8388e-05 deg
peri 131.2292109565538 6.9478e-05 deg
M 222.6228128583512 5.3056e-05 deg
tp 2459479.877239251975
(2021-Sep-22.37723925)
0.00018834 TDB
period 1256.218806931671
3.44
1.3852e-05
3.792e-08
d
yr
n .2865742799053487 3.1599e-09 deg/d
Q 2.388615871154649 1.7559e-08 au
  Orbit Determination Parameters
   # obs. used (total)      276  
   data-arc span      5826 days (15.95 yr)  
   first obs. used      2004-02-13  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58428  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:37:54  

Additional Information
 Earth MOID = 1.16657 au 
 Jupiter MOID = 2.58109 au 
 T_jup = 3.598 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457596.5 (2016-Jul-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04812203803515818 5.8217e-08  
q 2.168920596946492 1.2641e-07 au
tp 2456969.977509234914
(2014-Nov-08.47750924)
0.00017292 TDB
node 78.02998810043431 4.8413e-05 deg
peri 131.9501836129419 6.9502e-05 deg
i 6.347912488411155 4.6929e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      276  
   data-arc span      5826 days (15.95 yr)  
   first obs. used      2004-02-13  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58428  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:37:54  

Additional Information
 Jupiter MOID = 2.58109 au 
 T_jup = 3.598 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.389266137866785E-15 -7.311824945678554E-15 1.025434038050586E-12 -1.139381027361679E-15 3.497559814915884E-13 -6.088012960948909E-16
q -7.311824945678554E-15 1.597869529459306E-14 -9.665795598238248E-13 1.758198497541955E-15 -3.821910320735978E-13 1.8869772253694E-15
tp 1.025434038050586E-12 -9.665795598238248E-13 2.990038242295715E-8 -9.418609946669511E-13 8.650660925118633E-9 3.671900511568938E-12
node -1.139381027361679E-15 1.758198497541955E-15 -9.418609946669511E-13 2.343773200448564E-9 -2.329457764586623E-9 -8.211561704660042E-11
peri 3.497559814915884E-13 -3.821910320735978E-13 8.650660925118633E-9 -2.329457764586623E-9 4.830595005170602E-9 8.274439550156261E-11
i -6.088012960948909E-16 1.8869772253694E-15 3.671900511568938E-12 -8.211561704660042E-11 8.274439550156261E-11 2.202311433255787E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO494955  

382858 (2004 FE42)          Discovered 2004-Feb-13 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-01-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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