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226315 (2003 DD6)
Classification: Main-belt Asteroid          SPK-ID: 2226315
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .093219107866351 6.9916e-08  
a 2.643266979106874 1.953e-08 au
q 2.396863989461947 1.8909e-07 au
i 11.31789886330897 7.9355e-06 deg
node 6.52021664461688 2.5213e-05 deg
peri 191.7255085364341 3.9247e-05 deg
M 337.6666211833991 3.0713e-05 deg
tp 2459097.878236307762
(2020-Sep-05.37823631)
0.0001342 TDB
period 1569.675836275003
4.30
1.7396e-05
4.763e-08
d
yr
n .2293467171249293 2.5418e-09 deg/d
Q 2.889669968751801 2.135e-08 au
  Orbit Determination Parameters
   # obs. used (total)      405  
   data-arc span      6275 days (17.18 yr)  
   first obs. used      2003-02-22  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5745  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 10:28:19  

Additional Information
 Earth MOID = 1.39671 au 
 Jupiter MOID = 2.07252 au 
 T_jup = 3.360 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457344.5 (2015-Nov-18.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09449221569849967 6.9782e-08  
q 2.394386673153491 1.8925e-07 au
tp 2457527.498753885133
(2016-May-18.99875389)
0.000129 TDB
node 6.542193347514999 2.5213e-05 deg
peri 191.630916580177 3.8967e-05 deg
i 11.31828778980178 7.9359e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      405  
   data-arc span      6275 days (17.18 yr)  
   first obs. used      2003-02-22  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5745  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 10:28:19  

Additional Information
 Jupiter MOID = 2.07252 au 
 T_jup = 3.360 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.869596464903975E-15 -1.31509470415113E-14 -4.047951993846272E-12 -3.740135070840825E-14 -8.011885895787556E-13 6.107176658915979E-15
q -1.31509470415113E-14 3.581509646769449E-14 1.10592233959297E-11 1.016640180549314E-13 2.18131980641854E-12 -1.616101723972665E-14
tp -4.047951993846272E-12 1.10592233959297E-11 1.664010919251556E-8 1.546917564202616E-11 3.842506278481164E-9 3.53336173938799E-12
node -3.740135070840825E-14 1.016640180549314E-13 1.546917564202616E-11 6.356993438237833E-10 -6.199769428649487E-10 -6.462397255132607E-11
peri -8.011885895787556E-13 2.18131980641854E-12 3.842506278481164E-9 -6.199769428649487E-10 1.518439579444839E-9 6.429082952540919E-11
i 6.107176658915979E-15 -1.616101723972665E-14 3.53336173938799E-12 -6.462397255132607E-11 6.429082952540919E-11 6.297867544271525E-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 15.9   n/a MPO433483  

226315 (2003 DD6)          Discovered 2003-Feb-22 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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