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JPL Small-Body Database Browser
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434040 (2001 SL309)
Classification: Main-belt Asteroid          SPK-ID: 2434040
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1813884306033307 4.3497e-08  
a 2.392777695074577 1.7439e-08 au
q 1.958755504182345 1.0912e-07 au
i 1.15727319982661 6.66e-06 deg
node 348.8853762699459 0.00032822 deg
peri 306.8153600050583 0.00032921 deg
M 318.5961747271813 2.4841e-05 deg
tp 2458755.985509371689
(2019-Sep-29.48550937)
9.3462e-05 TDB
period 1351.922992742293
3.70
1.4779e-05
4.046e-08
d
yr
n .2662873565525815 2.911e-09 deg/d
Q 2.82679988596681 2.0602e-08 au
  Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      6544 days (17.92 yr)  
   first obs. used      2001-09-19  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46327  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:34:53  

Additional Information
 Earth MOID = .942355 au 
 Jupiter MOID = 2.36971 au 
 T_jup = 3.508 
[ 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 18.0   n/a MPO434581  

434040 (2001 SL309)          Discovered 2001-Sep-19 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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