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226433 (2003 SH28)
Classification: Main-belt Asteroid          SPK-ID: 2226433
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1169916137320104 5.3342e-08  
a 2.998059302931966 2.5505e-08 au
q 2.647311507017689 1.5841e-07 au
i 8.549150838048488 6.0373e-06 deg
node 238.1620529269791 3.3609e-05 deg
peri 85.80341178805244 4.2603e-05 deg
M 107.7962193888883 2.6899e-05 deg
tp 2458432.746546743987
(2018-Nov-10.24654674)
0.00013978 TDB
period 1896.089160926857
5.19
2.4195e-05
6.624e-08
d
yr
n .1898644891910161 2.4228e-09 deg/d
Q 3.348807098846243 2.8489e-08 au
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      9896 days (27.09 yr)  
   first obs. used      1993-10-13  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54822  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:59:23  

Additional Information
 Earth MOID = 1.65292 au 
 Jupiter MOID = 1.98286 au 
 T_jup = 3.227 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457446.5 (2016-Feb-28.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1192891000966983 5.412e-08  
q 2.639844822391232 1.6161e-07 au
tp 2456530.387102114161
(2013-Aug-25.88710211)
0.00013095 TDB
node 238.3695155603492 3.3758e-05 deg
peri 84.55335217993816 4.2139e-05 deg
i 8.527840632377702 6.0276e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      9896 days (27.09 yr)  
   first obs. used      1993-10-13  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54822  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:59:23  

Additional Information
 Jupiter MOID = 1.98286 au 
 T_jup = 3.227 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.928996593082236E-15 -8.662034450827388E-15 -8.538346350518317E-14 -1.818768234285092E-15 -1.47081499991868E-13 -1.622622421992215E-15
q -8.662034450827388E-15 2.611735834136806E-14 5.729520985093582E-13 8.713723394427485E-15 5.385823350062644E-13 5.669463933528967E-15
tp -8.538346350518317E-14 5.729520985093582E-13 1.714697143410963E-8 -1.146442665881383E-11 3.302588811024001E-9 1.22962296184241E-12
node -1.818768234285092E-15 8.713723394427485E-15 -1.146442665881383E-11 1.139628194666229E-9 -1.129135857333673E-9 1.076248776901743E-11
peri -1.47081499991868E-13 5.385823350062644E-13 3.302588811024001E-9 -1.129135857333673E-9 1.775678382309268E-9 -1.043025807949404E-11
i -1.622622421992215E-15 5.669463933528967E-15 1.22962296184241E-12 1.076248776901743E-11 -1.043025807949404E-11 3.633147210782915E-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 15.7   n/a MPO454625  

226433 (2003 SH28)          Discovered 2003-Sep-18 by NEAT at Palomar
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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