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65246 (2002 EH146)
Classification: Main-belt Asteroid          SPK-ID: 2065246
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2203700418689772 3.0977e-08  
a 3.137772576121822 2.3637e-08 au
q 2.446301502146528 1.0013e-07 au
i 9.244474511372731 5.3929e-06 deg
node 207.5699715996298 2.311e-05 deg
peri 84.2359040177498 2.6546e-05 deg
M 342.0892748579565 1.1862e-05 deg
tp 2459101.504631806188
(2020-Sep-09.00463181)
6.7197e-05 TDB
period 2030.161657992993
5.56
2.294e-05
6.281e-08
d
yr
n .1773257802316561 2.0037e-09 deg/d
Q 3.829243650097117 2.8845e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1020  
   data-arc span      9815 days (26.87 yr)  
   first obs. used      1993-10-10  
   last obs. used      2020-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48061  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:22:55  

Additional Information
 Earth MOID = 1.4522 au 
 Jupiter MOID = 1.50904 au 
 T_jup = 3.154 
[ 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 14.2   n/a MPO474530  
diameter diameter 9.252 km 0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.068   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

65246 (2002 EH146)          Discovered 2002-Mar-14 by NEAT at Palomar
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 EH146 = 1997 BM9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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