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325530 (2009 SN19)
Classification: Main-belt Asteroid          SPK-ID: 2325530
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08704331940143034 5.1548e-08  
a 3.091230908189825 5.8418e-08 au
q 2.822159908904685 1.5095e-07 au
i 10.10122320012106 5.9295e-06 deg
node 162.8131482060646 2.9794e-05 deg
peri 209.8004037164237 4.4203e-05 deg
M 344.6248536074786 3.1933e-05 deg
tp 2459085.283698218871
(2020-Aug-23.78369822)
0.00017644 TDB
period 1985.160373734063
5.44
5.6273e-05
1.541e-07
d
yr
n .1813455500941943 5.1406e-09 deg/d
Q 3.360301907474966 6.3502e-08 au
  Orbit Determination Parameters
   # obs. used (total)      282  
   data-arc span      6297 days (17.24 yr)  
   first obs. used      2001-02-20  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57011  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 17:12:42  

Additional Information
 Earth MOID = 1.82597 au 
 Jupiter MOID = 2.10428 au 
 T_jup = 3.195 
[ 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 15.5   n/a MPO455400  

325530 (2009 SN19)          Discovered 2009-Sep-23 by Lowe, A. at Mayhill
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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