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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1262910826961075 3.6436e-08  
a 3.069859479695728 1.3704e-08 au
q 2.682163602280045 1.0945e-07 au
i 1.507847242187473 3.8233e-06 deg
node 30.13648201815166 0.00013639 deg
peri 296.4311968500843 0.0001372 deg
M 92.52348642640388 1.6008e-05 deg
tp 2458495.576411517863
(2019-Jan-12.07641152)
8.6831e-05 TDB
period 1964.609191398736
5.38
1.3155e-05
3.602e-08
d
yr
n .183242551025475 1.227e-09 deg/d
Q 3.457555357111411 1.5434e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3207  
   data-arc span      25095 days (68.71 yr)  
   first obs. used      1952-02-26  
   last obs. used      2020-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .427  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:04:00  

Additional Information
 Earth MOID = 1.67094 au 
 Jupiter MOID = 1.86423 au 
 T_jup = 3.218 
[ 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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