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394392 (2007 EP88)
Classification: Aten [NEO]          SPK-ID: 2394392
[ 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 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8858639301676701 2.2966e-07  
a .8372930939845498 1.3208e-08 au
q .09556534304514816 1.9223e-07 au
i 20.74705889500535 5.4521e-05 deg
node 328.5320441604351 0.00012275 deg
peri 47.08019557566468 0.00011601 deg
M 203.5094481822388 8.6655e-05 deg
tp 2459122.146694340121
(2020-Sep-29.64669434)		 6.998e-05 TDB
period 279.8431563679441
0.77		 6.6216e-06
1.813e-08		 d
yr
n 1.286434889716094 3.0439e-08 deg/d
Q 1.579020844923951 2.4908e-08 au
   Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      4753 days (13.01 yr)  
   first obs. used      2007-03-15  
   last obs. used      2020-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .62818  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-02 06:50:20  

Additional Information
 Earth MOID = .142659 au 
 Jupiter MOID = 3.97166 au 
 T_jup = 6.563 
[ 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 18.5   n/a MPO260774  
diameter diameter 0.636 km 0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
geometric albedo albedo 0.174   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  

394392 (2007 EP88)          Discovered 2007-Mar-15 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2014-05-15

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