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5746 (1991 CK)
Classification: Main-belt Asteroid          SPK-ID: 2005746
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2148106771003468 7.221e-08  
a 2.330184888880153 1.408e-08 AU
q 1.829636295130811 1.6965e-07 AU
i 5.056119289318374 7.3916e-06 deg
node 356.5294448757646 6.3453e-05 deg
peri 16.03582642825537 6.4927e-05 deg
M 305.967893925812 1.5876e-05 deg
tp 2456995.499453544797
(2014-Dec-03.99945354)
5.83e-05 JED
period 1299.22389439605
3.56
1.1776e-05
3.224e-08
d
yr
n .2770884999520022 2.5115e-09 deg/d
Q 2.830733482629495 1.7105e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      993  
   data-arc span      14177 days (38.81 yr)  
   first obs. used      1975-09-02  
   last obs. used      2014-06-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53045  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:12:48  

Additional Information
 Earth MOID = .828961 AU 
 T_jup = 3.535 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.3 mag n/a MPO263399  

5746 (1991 CK)          Discovered 1991-Feb-05 by Arai and Mori at Yorii
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1991 CK = 1950 QE1 = 1950 RY = 1975 RL = 1977 DU9 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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