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117618 (2005 EN96)
Classification: Main-belt Asteroid          SPK-ID: 2117618
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09955975462050674 6.1999e-08  
a 3.055633230874991 3.3652e-08 au
q 2.751415136198811 1.9615e-07 au
i 9.09412908316521 4.8711e-06 deg
node 288.5864537847274 3.9465e-05 deg
peri 252.5917368055232 4.7681e-05 deg
M 284.5762445493679 2.8255e-05 deg
tp 2459409.248258663082
(2021-Jul-13.74825866)
0.00015612 TDB
period 1950.968527614944
5.34
3.2229e-05
8.824e-08
d
yr
n .1845237352137604 3.0483e-09 deg/d
Q 3.359851325551172 3.7003e-08 au
  Orbit Determination Parameters
   # obs. used (total)      607  
   data-arc span      7262 days (19.88 yr)  
   first obs. used      2000-03-12  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50443  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:48:24  

Additional Information
 Earth MOID = 1.77257 au 
 Jupiter MOID = 1.74681 au 
 T_jup = 3.209 
[ 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 14.8   n/a MPO412803  
diameter diameter 3.435 km 0.588 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.237   0.102 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117618 (2005 EN96)          Discovered 2005-Mar-03 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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