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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06506392383952865 9.7463e-08  
a 2.662325730352872 2.6027e-08 AU
q 2.489104371797175 2.5241e-07 AU
i 4.636102849707961 1.0448e-05 deg
node 5.611182536947928 8.0847e-05 deg
peri 203.5521793664149 9.8603e-05 deg
M 249.6301275940504 5.7933e-05 deg
tp 2457286.950048232969
(2015-Sep-21.45004823)
0.00025667 JED
period 1586.683154980514
4.34
2.3267e-05
6.37e-08
d
yr
n .2268883985249224 3.327e-09 deg/d
Q 2.835547088908569 2.772e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      485  
   data-arc span      11379 days (31.15 yr)  
   first obs. used      1982-11-05  
   last obs. used      2013-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58366  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 17:53:47  

Additional Information
 Earth MOID = 1.48523 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 15.1 mag n/a MPO263997  

91024 Széchenyi           Discovered 1998 Feb. 28 by K. Sárneczky and L. Kiss at Piszkéstet{o´´}.
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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