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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2147132106922313 6.6068e-08  
a 2.329903475117584 1.1858e-08 AU
q 1.8296424193721 1.5791e-07 AU
i 5.056349242481065 6.7722e-06 deg
node 356.5276536892687 5.7792e-05 deg
peri 16.04350618751621 5.9172e-05 deg
M 1.380862226935283 1.3651e-05 deg
tp 2456995.517432744410
(2014-Dec-04.01743274)
4.9243e-05 JED
period 1298.988542827681
3.56
9.9167e-06
2.715e-08
d
yr
n .27713870302223 2.1157e-09 deg/d
Q 2.830164530863068 1.4404e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1011  
   data-arc span      14217 days (38.92 yr)  
   first obs. used      1975-09-02  
   last obs. used      2014-08-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52559  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:06:46  

Additional Information
 Earth MOID = .83034 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 13.4 mag n/a MPO302099  

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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