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382888 (2004 PD40)
Classification: Main-belt Asteroid          SPK-ID: 2382888
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3231863870560094 1.3304e-07  
a 2.654250667407976 1.2195e-08 au
q 1.79643298386739 3.555e-07 au
i 9.36038818577167 1.1966e-05 deg
node 332.1208322227888 3.2671e-05 deg
peri 29.3703508155094 3.6115e-05 deg
M 220.1340616589607 1.067e-05 deg
tp 2459614.150075873329
(2022-Feb-03.65007587)		 4.8998e-05 TDB
period 1579.469811840371
4.32		 1.0886e-05
2.98e-08		 d
yr
n .2279245841239183 1.5709e-09 deg/d
Q 3.512068350948561 1.6137e-08 au
   Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      5740 days (15.72 yr)  
   first obs. used      2004-08-09  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51463  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:45:02  

Additional Information
 Earth MOID = .799239 au 
 Jupiter MOID = 1.98232 au 
 T_jup = 3.294 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457728.5 (2016-Dec-06.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3225446839678425 1.3296e-07  
q 1.798759406616213 3.5514e-07 au
tp 2458034.701010729037
(2017-Oct-08.20101073)		 4.4384e-05 TDB
node 332.1278660632591 3.2679e-05 deg
peri 29.46331846043143 3.6152e-05 deg
i 9.35709381394247 1.1963e-05 deg
   Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      5740 days (15.72 yr)  
   first obs. used      2004-08-09  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51463  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:45:02  

Additional Information
 Jupiter MOID = 1.98232 au 
 T_jup = 3.294 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.767753844851036E-14 -4.720594578287364E-14 -3.605834446993383E-12 -5.108206970165685E-14 -1.062838375377556E-12 -2.165507391678488E-13
q -4.720594578287364E-14 1.261212947524436E-13 9.696583764677152E-12 1.346855624728487E-13 2.854629834743679E-12 5.788955422524095E-13
tp -3.605834446993383E-12 9.696583764677152E-12 1.96997408150785E-9 1.263933284470213E-11 6.949124362540359E-10 4.623812192647435E-11
node -5.108206970165685E-14 1.346855624728487E-13 1.263933284470213E-11 1.067914468972649E-9 -1.047567598440105E-9 1.787525422442945E-10
peri -1.062838375377556E-12 2.854629834743679E-12 6.949124362540359E-10 -1.047567598440105E-9 1.306981962141484E-9 -1.622760102649069E-10
i -2.165507391678488E-13 5.788955422524095E-13 4.623812192647435E-11 1.787525422442945E-10 -1.622760102649069E-10 1.431035391077213E-10

[ 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 16.9   n/a MPO471933  

382888 (2004 PD40)          Discovered 2004-Aug-09 by LINEAR at Socorro
Reference: Last Updated: 2014-01-21

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