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226505 (2003 SC322)
Classification: Main-belt Asteroid          SPK-ID: 2226505
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2937208652149819 1.3256e-07  
a 3.166553966245705 4.2447e-08 au
q 2.236470995530084 4.2839e-07 au
i 14.7783306433179 6.9921e-06 deg
node 20.9503248316136 2.8768e-05 deg
peri 103.8006477758914 3.7812e-05 deg
M 274.8834445902282 1.3811e-05 deg
tp 2459487.120394856628
(2021-Sep-29.62039486)
8.1364e-05 TDB
period 2058.158266685147
5.63
4.1384e-05
1.133e-07
d
yr
n .1749136622908077 3.5171e-09 deg/d
Q 4.096636936961326 5.4915e-08 au
  Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      6324 days (17.31 yr)  
   first obs. used      1998-12-12  
   last obs. used      2016-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6153  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:46:09  

Additional Information
 Earth MOID = 1.3043 au 
 Jupiter MOID = 1.33852 au 
 T_jup = 3.085 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO454626  
diameter diameter 4.496 km 0.104 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226505 (2003 SC322)          Discovered 2003-Sep-27 by Yeung, W. K. Y. at Desert Eagle
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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