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469521 (2003 SM42)
Classification: Main-belt Asteroid          SPK-ID: 2469521
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2719476527128705 5.6315e-08  
a 2.667548584178058 2.5597e-08 au
q 1.942115008213294 1.5686e-07 au
i 11.21951218750353 6.8734e-06 deg
node 289.0348743382535 3.7244e-05 deg
peri 94.63696615332546 4.3662e-05 deg
M 276.6594652788119 2.0086e-05 deg
tp 2459368.900928158633
(2021-Jun-03.40092816)
9.2912e-05 TDB
period 1591.354490114522
4.36
2.2905e-05
6.271e-08
d
yr
n .2262223798885266 3.2561e-09 deg/d
Q 3.392982160142822 3.2558e-08 au
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      5753 days (15.75 yr)  
   first obs. used      2003-08-01  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55125  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 13:58:23  

Additional Information
 Earth MOID = .984016 au 
 Jupiter MOID = 2.25637 au 
 T_jup = 3.302 
[ 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 16.6   n/a MPO437769  

469521 (2003 SM42)          Discovered 2003-Sep-16 by LONEOS at Anderson Mesa
Reference: Last Updated: 2016-08-22

Alternate Designations
 2003 SM42 = 2008 YL36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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