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JPL Small-Body Database Browser
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2032 Ethel (1970 OH)
Classification: Main-belt Asteroid          SPK-ID: 2002032
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1260917370851032 3.718e-08  
a 3.068579323825237 1.4119e-08 au
q 2.681656826500681 1.1234e-07 au
i 1.508177970604773 3.9757e-06 deg
node 30.13873056072526 0.00014382 deg
peri 296.2705463120413 0.00014464 deg
M 19.36490932429449 1.6365e-05 deg
tp 2458494.886988739324
(2019-Jan-11.38698874)		 8.9147e-05 TDB
period 1963.380432984737
5.38		 1.3551e-05
3.71e-08		 d
yr
n .1833572312079768 1.2655e-09 deg/d
Q 3.455501821149793 1.5899e-08 au
   Orbit Determination Parameters
   # obs. used (total)      2852  
   data-arc span      24747 days (67.75 yr)  
   first obs. used      1952-02-26  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44148  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 20:30:07  

Additional Information
 Earth MOID = 1.66951 au 
 Jupiter MOID = 1.86292 au 
 T_jup = 3.219 
[ 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 11.4   n/a MPO358647  
diameter diameter 36.007 km 0.105 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.034   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

2032 Ethel (1970 OH)          Discovered 1970-Jul-30 by Smirnova, T. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1970 OH = 1952 DU = 1960 WM = 1965 UG1 = 1971 UD3 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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