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90698 Kosciuszko (1984 EA)
Classification: Main-belt Asteroid          SPK-ID: 2090698
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2535343967075034 6.6936e-08  
a 2.378417510157615 8.9547e-09 au
q 1.775406861601242 1.5949e-07 au
i 24.02699250047667 6.6454e-06 deg
node 348.1413761572032 7.4286e-06 deg
peri 142.3450773869732 1.5949e-05 deg
M 331.6799007949435 1.0099e-05 deg
tp 2459105.895686441033
(2020-Sep-13.39568644)
3.775e-05 TDB
period 1339.770981875559
3.67
7.5663e-06
2.072e-08
d
yr
n .2687026401303546 1.5175e-09 deg/d
Q 2.981428158713989 1.1225e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1377  
   data-arc span      13124 days (35.93 yr)  
   first obs. used      1984-03-01  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45413  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:16:42  

Additional Information
 Earth MOID = .824879 au 
 Jupiter MOID = 2.12426 au 
 T_jup = 3.382 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4   n/a MPO502688  
diameter diameter 3.569 km 0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.014 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Galad, A.; Kornos, L.; Vilagi, J. (2010) Minor Planet Bull. 37, 9-15.]
geometric albedo albedo 0.297   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90698 Ko{s´}ciuszko           Discovered 1984 Mar. 1 by E. Bowell at the Anderson Mesa Station of the Lowell Observatory.
Andrzej Tadeusz Bonawentura Ko{s´}ciuszko (1746-1817) was a Polish military engineer who assisted in the American revolution with the design and building of military fortifications, including at West Point, New York. He led a 1794 attempt for independence of Poland from Imperial Russia, known as the Ko{s´}ciuszko uprising.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2015-06-02Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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