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233921 (2009 SC320)
Classification: Main-belt Asteroid          SPK-ID: 2233921
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07807609015858698 7.2946e-08  
a 2.583052907706694 2.1871e-08 au
q 2.381378236000186 1.9084e-07 au
i 1.040148313274244 7.9391e-06 deg
node 244.1515520393847 0.00038081 deg
peri 185.8854187636412 0.0003859 deg
M 191.0634117287665 5.9761e-05 deg
tp 2459712.073224706783
(2022-May-12.57322471)
0.00025332 TDB
period 1516.346242787607
4.15
1.9258e-05
5.273e-08
d
yr
n .2374127952057878 3.0152e-09 deg/d
Q 2.784727579413202 2.3578e-08 au
  Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      7241 days (19.82 yr)  
   first obs. used      1999-06-10  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54418  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 07:25:25  

Additional Information
 Earth MOID = 1.39565 au 
 Jupiter MOID = 2.40874 au 
 T_jup = 3.419 
[ 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 16.5   n/a MPO433528  

233921 (2009 SC320)          Discovered 2009-Sep-20 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

Alternate Designations
 2009 SC320 = 1999 LV29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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