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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2145899489030768 6.0588e-08  
a 2.330749711361131 1.0097e-08 au
q 1.830594249894285 1.4498e-07 au
i 5.056483163486051 6.1194e-06 deg
node 356.5248520792238 4.5754e-05 deg
peri 16.169064277 4.746e-05 deg
M 112.1069308228495 1.2165e-05 deg
tp 2456995.763988373028
(2014-Dec-04.26398837)
4.3156e-05 JED
period 1299.696308838852
3.56
8.4452e-06
2.312e-08
d
yr
n .2769877836474152 1.7998e-09 deg/d
Q 2.830905172827977 1.2263e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1342  
   data-arc span      14720 days (40.30 yr)  
   first obs. used      1975-09-02  
   last obs. used      2015-12-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52276  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 12:57:28  

Additional Information
 Earth MOID = .829588 au 
 Jupiter MOID = 2.63163 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 13.5 mag n/a MPO313466  

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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