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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .323316925686663 1.331e-07  
a 2.654175152727291 1.2249e-08 au
q 1.796035402113574 3.5582e-07 au
i 9.360510848147333 1.1967e-05 deg
node 332.1218160149756 3.2672e-05 deg
peri 29.36443362345425 3.6106e-05 deg
M 265.740414156789 1.0801e-05 deg
tp 2459614.038379985408
(2022-Feb-03.53837999)
4.8952e-05 TDB
period 1579.402407330536
4.32
1.0933e-05
2.993e-08
d
yr
n .2279343113123795 1.5778e-09 deg/d
Q 3.512314903341008 1.6209e-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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51464  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 10:55:55  

Additional Information
 Earth MOID = .797211 au 
 Jupiter MOID = 1.98296 au 
 T_jup = 3.294 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457728.5 (2016-Dec-06.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3225446841756786 1.3296e-07  
q 1.798759405919554 3.5514e-07 au
tp 2458034.701010868066
(2017-Oct-08.20101087)
4.4384e-05 TDB
node 332.1278660658548 3.2679e-05 deg
peri 29.46331850438832 3.6152e-05 deg
i 9.357093830110282 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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51464  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 10:55:55  

Additional Information
 Jupiter MOID = 1.98296 au 
 T_jup = 3.294 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.767753449614663E-14 -4.720593390539648E-14 -3.605831997182007E-12 -5.108204038827321E-14 -1.062837370305313E-12 -2.165506836438459E-13
q -4.720593390539648E-14 1.26121259175722E-13 9.696575963194105E-12 1.346854926736694E-13 2.854626578248991E-12 5.788953864269273E-13
tp -3.605831997182007E-12 9.696575963194105E-12 1.969972949847574E-9 1.263931547600673E-11 6.949119924401722E-10 4.623808693461943E-11
node -5.108204038827321E-14 1.346854926736694E-13 1.263931547600673E-11 1.06791446558491E-9 -1.047567602815608E-9 1.787525381325098E-10
peri -1.062837370305313E-12 2.854626578248991E-12 6.949119924401722E-10 -1.047567602815608E-9 1.30698178741464E-9 -1.622760215133526E-10
i -2.165506836438459E-13 5.788953864269273E-13 4.623808693461943E-11 1.787525381325098E-10 -1.622760215133526E-10 1.431035366122321E-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 16.97   n/a E2021B25  

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

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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