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385449 (2003 SO23)
Classification: Main-belt Asteroid          SPK-ID: 2385449
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1965634603912813 6.2308e-08  
a 2.581179659154103 1.9157e-08 au
q 2.073814053459185 1.5583e-07 au
i 14.0340663556369 3.8123e-06 deg
node 301.7663819459735 3.3662e-05 deg
peri 337.8679108179642 4.2388e-05 deg
M 98.75806436557332 3.2432e-05 deg
tp 2458784.976255075094
(2019-Oct-28.47625508)
0.00013404 TDB
period 1514.697044073618
4.15
1.6863e-05
4.617e-08
d
yr
n .237671289719968 2.6459e-09 deg/d
Q 3.088545264849022 2.2923e-08 au
  Orbit Determination Parameters
   # obs. used (total)      303  
   data-arc span      6349 days (17.38 yr)  
   first obs. used      2003-07-23  
   last obs. used      2020-12-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50374  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:05:27  

Additional Information
 Earth MOID = 1.06184 au 
 Jupiter MOID = 2.12197 au 
 T_jup = 3.356 
[ 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 16.19   n/a E2021B25  

385449 (2003 SO23)          Discovered 2003-Sep-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-02-19

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