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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1035253845499487 6.998e-08  
a 2.671820223929455 2.2019e-08 AU
q 2.395219007798828 1.8966e-07 AU
i 13.66735662726623 7.6762e-06 deg
node 149.1150387173639 2.7938e-05 deg
peri 24.05525895235333 4.4184e-05 deg
M 343.3512151606038 3.476e-05 deg
tp 2457074.271619251534
(2015-Feb-20.77161925)
0.00015441 JED
period 1595.178458172413
4.37
1.9719e-05
5.399e-08
d
yr
n .2256800787119769 2.7898e-09 deg/d
Q 2.948421440060081 2.4299e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      829  
   data-arc span      8008 days (21.92 yr)  
   first obs. used      1993-02-15  
   last obs. used      2015-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51324  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 13:32:35  

Additional Information
 Earth MOID = 1.40903 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 (399)
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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