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JPL Small-Body Database Browser
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233026 (2005 ET271)
Classification: Main-belt Asteroid          SPK-ID: 2233026
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06602106703130438 5.6077e-08  
a 2.969222420898704 3.534e-08 au
q 2.773191188417699 1.6372e-07 au
i 4.674930230623271 5.6624e-06 deg
node 87.22074842280351 7.6864e-05 deg
peri 118.4725953482925 9.0266e-05 deg
M 245.4641486810911 4.8425e-05 deg
tp 2459195.067917470448
(2020-Dec-11.56791747)
0.00025418 TDB
period 1868.798702105813
5.12
3.3364e-05
9.135e-08
d
yr
n .1926371200891472 3.4392e-09 deg/d
Q 3.165253653379709 3.7674e-08 au
  Orbit Determination Parameters
   # obs. used (total)      292  
   data-arc span      8657 days (23.70 yr)  
   first obs. used      1995-04-01  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60448  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:09:53  

Additional Information
 Earth MOID = 1.77247 au 
 Jupiter MOID = 1.80549 au 
 T_jup = 3.255 
[ 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 15.8   n/a MPO418244  
diameter diameter 3.064 km 0.601 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.099   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233026 (2005 ET271)          Discovered 2005-Mar-03 by CSS at Catalina
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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