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11303 (1993 CA1)
Classification: Main-belt Asteroid          SPK-ID: 2011303
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .106477234925287 4.3602e-08  
a 2.649395144694076 1.2131e-08 au
q 2.367294875462571 1.1434e-07 au
i 13.70074525707517 4.5748e-06 deg
node 321.3435391973901 1.7048e-05 deg
peri 186.5977692228981 2.5447e-05 deg
M 115.026101344284 1.8865e-05 deg
tp 2458497.216803587871
(2019-Jan-13.71680359)
8.1957e-05 TDB
period 1575.137717360965
4.31
1.0819e-05
2.962e-08
d
yr
n .2285514441258859 1.5698e-09 deg/d
Q 2.931495413925582 1.3423e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1802  
   data-arc span      25662 days (70.26 yr)  
   first obs. used      1950-03-15  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43314  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 17:14:06  

Additional Information
 Earth MOID = 1.37975 au 
 Jupiter MOID = 2.09319 au 
 T_jup = 3.343 
[ show covariance matrix ]

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 12.9   n/a MPO473919  
diameter diameter 6.115 km 0.078 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.248   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

11303 (1993 CA1)          Discovered 1993-Feb-14 by Hioki, T., Hayakawa, S. at Okutama
Reference: 19990831/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 CA1 = 1950 EH = 1980 BK5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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