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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2147132094452567 6.5141e-08  
a 2.329903475457698 1.1229e-08 AU
q 1.829642422544518 1.5623e-07 AU
i 5.056348587893803 6.6339e-06 deg
node 356.5276638482425 5.1679e-05 deg
peri 16.04349634967676 5.3258e-05 deg
M 1.38086183680566 1.2832e-05 deg
tp 2456995.517434151024
(2014-Dec-04.01743415)
4.6288e-05 JED
period 1298.988543112117
3.56
9.391e-06
2.571e-08
d
yr
n .2771387029615458 2.0036e-09 deg/d
Q 2.830164528370878 1.364e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1081  
   data-arc span      14301 days (39.15 yr)  
   first obs. used      1975-09-02  
   last obs. used      2014-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52317  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 12:59:51  

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 13.5 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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