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410905 (2009 SQ140)
Classification: Main-belt Asteroid          SPK-ID: 2410905
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08438409040868269 6.5709e-08  
a 3.04875236936816 4.1313e-08 au
q 2.791486173797711 2.0776e-07 au
i 8.08854450763298 8.3246e-06 deg
node 336.3178782423867 4.342e-05 deg
peri 71.41508373483856 7.2032e-05 deg
M 330.0249395801196 5.3084e-05 deg
tp 2459162.397155936828
(2020-Nov-08.89715594)
0.00028557 TDB
period 1944.382273825311
5.32
3.9522e-05
1.082e-07
d
yr
n .1851487769901072 3.7634e-09 deg/d
Q 3.306018564938608 4.4799e-08 au
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      5403 days (14.79 yr)  
   first obs. used      2006-01-31  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5871  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:19:37  

Additional Information
 Earth MOID = 1.81395 au 
 Jupiter MOID = 2.02713 au 
 T_jup = 3.217 
[ 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 16.7   n/a MPO476959  

410905 (2009 SQ140)          Discovered 2009-Sep-19 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-10-09

Alternate Designations
 2009 SQ140 = 2006 BS240 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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