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469544 (2003 SA344)
Classification: Main-belt Asteroid          SPK-ID: 2469544
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .138935293381983 1.1022e-07  
a 2.700532094288423 3.2442e-08 au
q 2.325332875481 3.1069e-07 au
i 4.540252295505152 1.0192e-05 deg
node 311.4038610276319 0.00011085 deg
peri 47.92669000041742 0.00012775 deg
M 269.4154894557862 5.4967e-05 deg
tp 2459408.371990767791
(2021-Jul-12.87199077)
0.00025126 TDB
period 1620.96053502145
4.44
2.9209e-05
7.997e-08
d
yr
n .2220905396658755 4.002e-09 deg/d
Q 3.075731313095845 3.6949e-08 au
  Orbit Determination Parameters
   # obs. used (total)      70  
   data-arc span      5203 days (14.25 yr)  
   first obs. used      2003-09-17  
   last obs. used      2017-12-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49695  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:06:58  

Additional Information
 Earth MOID = 1.32442 au 
 Jupiter MOID = 2.37881 au 
 T_jup = 3.349 
[ 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 17.4   n/a MPO434688  

469544 (2003 SA344)          Discovered 2003-Sep-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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