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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3110765472329528 7.637e-08  
a 2.385979845000067 2.172e-08 au
q 1.64375747305003 1.7563e-07 au
i 22.39905905185193 1.1205e-05 deg
node 10.27305978651069 2.1278e-05 deg
peri 110.1790263249326 2.7166e-05 deg
M 254.7020405604306 1.8531e-05 deg
tp 2459394.245893418930
(2021-Jun-28.74589342)
7.3456e-05 TDB
period 1346.165893292211
3.69
1.8381e-05
5.032e-08
d
yr
n .2674261781507304 3.6516e-09 deg/d
Q 3.128202216950104 2.8476e-08 au
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      5552 days (15.20 yr)  
   first obs. used      2003-02-10  
   last obs. used      2018-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70618  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 07:06:57  

Additional Information
 Earth MOID = .776005 au 
 Jupiter MOID = 2.23512 au 
 T_jup = 3.371 
[ show covariance matrix ]

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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