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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2146442823375424 5.6025e-08  
a 2.331315748379215 9.344e-09 au
q 1.830912152666148 1.3334e-07 au
i 5.055359040957933 6.0223e-06 deg
node 356.5256638906024 4.2544e-05 deg
peri 16.30731774090432 4.4191e-05 deg
M 167.2929344648242 1.2221e-05 deg
tp 2456996.307720649224
(2014-Dec-04.80772065)
4.2821e-05 JED
period 1300.169796543404
3.56
7.8167e-06
2.14e-08
d
yr
n .2768869119687953 1.6647e-09 deg/d
Q 2.831719344092282 1.135e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1487  
   data-arc span      14831 days (40.61 yr)  
   first obs. used      1975-09-02  
   last obs. used      2016-04-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51507  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 12:53:15  

Additional Information
 Earth MOID = .830501 au 
 Jupiter MOID = 2.63047 au 
 T_jup = 3.534 
[ 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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