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91024 Szechenyi (1998 DA33)
Classification: Main-belt Asteroid          SPK-ID: 2091024
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06454648159347422 9.436e-08  
a 2.66319277677933 2.5712e-08 AU
q 2.49129305323307 2.4524e-07 AU
i 4.637385376241691 1.0202e-05 deg
node 5.564618599555669 8.0244e-05 deg
peri 203.2823722548168 9.8281e-05 deg
M 295.2556358735455 5.8322e-05 deg
tp 2457285.997166520704
(2015-Sep-20.49716652)
0.00025792 JED
period 1587.458326823816
4.35
2.299e-05
6.294e-08
d
yr
n .2267776066413582 3.2842e-09 deg/d
Q 2.835092500325591 2.7372e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      492  
   data-arc span      11733 days (32.12 yr)  
   first obs. used      1982-11-05  
   last obs. used      2014-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58125  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 06:09:09  

Additional Information
 Earth MOID = 1.48859 AU 
 T_jup = 3.377 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2 mag n/a MPO320097  

91024 Széchenyi           Discovered 1998 Feb. 28 by K. Sárneczky and L. Kiss at Piszkéstető.
Count István Széchenyi (1791-1860), known as "The Greatest Hungarian", was a writer, reformer and patriot. In addition to promoting the first permanent bridge between Buda and Pest, he became famous for donating a year's income toward the foundation of the Hungarian Academy of Sciences.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080122/MPCPages.arcLast Updated: 2008-03-05

[ show close-approach data ]
Alternate Designations
 1998 DA33 = 1995 SJ49 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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