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469503 (2003 DY9)
Classification: Mars-crossing Asteroid          SPK-ID: 2469503
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3110765535686999 6.9708e-08  
a 2.385979849213436 2.0737e-08 au
q 1.643757460835754 1.6052e-07 au
i 22.39905727071454 1.1022e-05 deg
node 10.27306375816931 1.9513e-05 deg
peri 110.1790043877247 2.5769e-05 deg
M 254.7020509763335 1.8301e-05 deg
tp 2459394.245855513193
(2021-Jun-28.74585551)
7.2397e-05 TDB
period 1346.165896857975
3.69
1.755e-05
4.805e-08
d
yr
n .267426177442364 3.4864e-09 deg/d
Q 3.128202237591118 2.7188e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      6380 days (17.47 yr)  
   first obs. used      2003-02-10  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68953  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-26 01:43:38  

Additional Information
 Earth MOID = .776005 au 
 Jupiter MOID = 2.23512 au 
 T_jup = 3.371 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457532.5 (2016-May-24.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3099031410924918 6.9631e-08  
q 1.647505292666338 1.6019e-07 au
tp 2458047.150105086032
(2017-Oct-20.65010509)
6.0253e-05 TDB
node 10.37915900120275 1.9505e-05 deg
peri 110.0506582270007 2.588e-05 deg
i 22.4042750642585 1.102e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      6380 days (17.47 yr)  
   first obs. used      2003-02-10  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68953  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-26 01:43:38  

Additional Information
 Jupiter MOID = 2.23512 au 
 T_jup = 3.371 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.848501701433376E-15 -1.11179486740046E-14 1.995520913765267E-12 6.696725066726217E-14 5.084803124056983E-13 -8.195587833349308E-14
q -1.11179486740046E-14 2.565992011398223E-14 -4.18615950838575E-12 -1.547698729153759E-13 -1.077966353902235E-12 1.932621868623131E-13
tp 1.995520913765267E-12 -4.18615950838575E-12 3.630397504165409E-9 1.958429498410386E-11 1.058882844671649E-9 2.201663539248159E-11
node 6.696725066726217E-14 -1.547698729153759E-13 1.958429498410386E-11 3.804398996770582E-10 -3.431726057406534E-10 -7.511886431877561E-11
peri 5.084803124056983E-13 -1.077966353902235E-12 1.058882844671649E-9 -3.431726057406534E-10 6.697682249940801E-10 7.494621052452803E-11
i -8.195587833349308E-14 1.932621868623131E-13 2.201663539248159E-11 -7.511886431877561E-11 7.494621052452803E-11 1.214399951829328E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO437769  

469503 (2003 DY9)          Discovered 2003-Feb-23 by LINEAR at Socorro
Reference: Last Updated: 2016-08-22

Alternate Designations
 2003 DY9 = 2009 SS86 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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