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11651 (1997 CY)
Classification: Main-belt Asteroid          SPK-ID: 2011651
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01304776355228857 3.5607e-08  
a 2.806997551888053 1.5079e-08 au
q 2.770372511539165 1.0503e-07 au
i 2.823361466314202 4.4475e-06 deg
node 182.6146538229725 7.7638e-05 deg
peri 285.345778395535 0.00019547 deg
M 21.17827112025645 0.00017852 deg
tp 2458899.446937280206
(2020-Feb-19.94693728)
0.0008518 TDB
period 1717.756013819766
4.70
1.3842e-05
3.79e-08
d
yr
n .2095757471397056 1.6888e-09 deg/d
Q 2.843622592236942 1.5276e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1787  
   data-arc span      12525 days (34.29 yr)  
   first obs. used      1985-09-20  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50717  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 22:32:24  

Additional Information
 Earth MOID = 1.78864 au 
 Jupiter MOID = 2.1434 au 
 T_jup = 3.321 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7   n/a MPO458941  
diameter diameter 5.568 km 0.173 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.227   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11651 (1997 CY)          Discovered 1997-Feb-01 by Kobayashi, T. at Oizumi
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 CY = 1985 SY3 = 1988 GL2 = 1998 KR39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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