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226467 (2003 SE157)
Classification: Main-belt Asteroid          SPK-ID: 2226467
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09930715399143333 4.6731e-08  
a 3.102181583076983 2.8065e-08 au
q 2.794112758896969 1.5147e-07 au
i 9.327260130978365 6.7711e-06 deg
node 188.6489792248117 3.012e-05 deg
peri 240.4139987217963 5.0797e-05 deg
M 328.1013482498579 3.8859e-05 deg
tp 2459177.335345868692
(2020-Nov-23.83534587)
0.00021609 TDB
period 1995.718346072275
5.46
2.7082e-05
7.415e-08
d
yr
n .1803861755886081 2.4479e-09 deg/d
Q 3.410250407256998 3.0852e-08 au
  Orbit Determination Parameters
   # obs. used (total)      348  
   data-arc span      8990 days (24.61 yr)  
   first obs. used      1995-04-05  
   last obs. used      2019-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53802  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 05:54:02  

Additional Information
 Earth MOID = 1.82202 au 
 Jupiter MOID = 1.94808 au 
 T_jup = 3.194 
[ 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 15.2   n/a MPO454625  

226467 (2003 SE157)          Discovered 2003-Sep-19 by LONEOS at Anderson Mesa
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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