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JPL Small-Body Database Browser
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266489 (2008 CU211)
Classification: Outer Main-belt Asteroid          SPK-ID: 2266489
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03617734284548398 5.3972e-08  
a 3.221950369627836 4.7432e-08 au
q 3.105388766474675 1.707e-07 au
i 11.19082401231076 5.6889e-06 deg
node 119.1872548726232 3.0417e-05 deg
peri 287.3224022699247 8.5743e-05 deg
M 82.37076528493466 7.8782e-05 deg
tp 2458117.166055664376
(2017-Dec-29.66605566)
0.0004636 TDB
period 2112.402614676798
5.78
4.6647e-05
1.277e-07
d
yr
n .170422057565518 3.7633e-09 deg/d
Q 3.338511972780995 4.9148e-08 au
  Orbit Determination Parameters
   # obs. used (total)      294  
   data-arc span      6292 days (17.23 yr)  
   first obs. used      2002-01-09  
   last obs. used      2019-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63141  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:32:09  

Additional Information
 Earth MOID = 2.13988 au 
 Jupiter MOID = 1.85029 au 
 T_jup = 3.158 
[ 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 15.1   n/a MPO437227  
diameter diameter 6.333 km 0.749 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.044   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

266489 (2008 CU211)          Discovered 2008-Feb-06 by CSS at Catalina
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2008 CU211 = 2010 HE44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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