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201620 (2003 SQ248)
Classification: Main-belt Asteroid          SPK-ID: 2201620
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0467430859495343 6.3533e-08  
a 3.028229758053748 3.5451e-08 au
q 2.886680954198105 1.8663e-07 au
i 12.04805654516386 7.1564e-06 deg
node 175.3175651132982 2.5654e-05 deg
peri 169.6278374950485 6.9988e-05 deg
M 71.23588658329255 6.3166e-05 deg
tp 2458619.628922781645
(2019-May-16.12892278)
0.00033929 TDB
period 1924.782499032811
5.27
3.3799e-05
9.254e-08
d
yr
n .1870341195334524 3.2843e-09 deg/d
Q 3.169778561909392 3.7108e-08 au
  Orbit Determination Parameters
   # obs. used (total)      240  
   data-arc span      6888 days (18.86 yr)  
   first obs. used      2001-03-19  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53008  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 00:07:47  

Additional Information
 Earth MOID = 1.88073 au 
 Jupiter MOID = 2.05857 au 
 T_jup = 3.209 
[ 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 15.6   n/a MPO454428  

201620 (2003 SQ248)          Discovered 2003-Sep-26 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

Alternate Designations
 2003 SQ248 = 2006 FG39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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