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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 ]

[ show orbit diagram ]
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457155.5 (2015-May-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09500585053923448 4.5774e-08  
q 2.808920634753201 1.4774e-07 au
tp 2457169.102439100677
(2015-May-26.60243910)
0.00022599 TDB
node 188.7429411885442 3.0055e-05 deg
peri 238.6680080829922 5.3069e-05 deg
i 9.329965667093298 6.7833e-06 deg
  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
 Jupiter MOID = 1.94808 au 
 T_jup = 3.194 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.095220440018303E-15 -6.662234457181285E-15 5.567024223440268E-13 7.710384562214391E-15 1.870325051134951E-13 -4.234222228754435E-15
q -6.662234457181285E-15 2.182601832407737E-14 -6.760129716526791E-13 -2.7934253803325E-14 -3.867711559627506E-13 1.672629684024166E-14
tp 5.567024223440268E-13 -6.760129716526791E-13 5.107129761981456E-8 -4.092732868004051E-11 9.898950882857645E-9 -6.155121776949226E-12
node 7.710384562214391E-15 -2.7934253803325E-14 -4.092732868004051E-11 9.03291229904741E-10 -8.987683716736767E-10 -4.02831423827982E-11
peri 1.870325051134951E-13 -3.867711559627506E-13 9.898950882857645E-9 -8.987683716736767E-10 2.81628453217496E-9 3.843859171433494E-11
i -4.234222228754435E-15 1.672629684024166E-14 -6.155121776949226E-12 -4.02831423827982E-11 3.843859171433494E-11 4.601329145990821E-11

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

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