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11555 (1993 CR1)
Classification: Main-belt Asteroid          SPK-ID: 2011555
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1030132776407267 6.9305e-08  
a 2.67106984210159 1.7144e-08 au
q 2.395914182859407 1.8568e-07 au
i 13.66812433938128 7.3281e-06 deg
node 149.1158999705856 2.4863e-05 deg
peri 24.13187256984375 3.977e-05 deg
M 118.7587532829567 2.9095e-05 deg
tp 2457074.495545796299
(2015-Feb-20.99554580)
0.00012817 JED
period 1594.506495552004
4.37
1.5351e-05
4.203e-08
d
yr
n .2257751856165196 2.1736e-09 deg/d
Q 2.946225501343773 1.891e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1018  
   data-arc span      8154 days (22.32 yr)  
   first obs. used      1993-02-15  
   last obs. used      2015-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50658  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:07:16  

Additional Information
 Earth MOID = 1.408 au 
 Jupiter MOID = 2.04594 au 
 T_jup = 3.333 
[ 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 13.4 mag n/a MPO286868  

11555 (1993 CR1)          Discovered 1993-Feb-15 by Ueda, S., Kaneda, H. at Kushiro
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 CR1 = 1997 AP6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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