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JPL Small-Body Database Browser
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8566 (1996 EN)
Classification: Apollo [NEO, PHA]          SPK-ID: 2008566
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 107 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4304646011310783 5.3009e-08  
a 1.506327525320111 2.9126e-09 au
q .8579068479604253 7.9632e-08 au
i 37.97718354522865 1.1775e-05 deg
node 164.128076213559 8.3633e-06 deg
peri 125.1370915711086 1.0869e-05 deg
M 317.1360067032944 1.1542e-05 deg
tp 2459080.902151923494
(2020-Aug-19.40215192)
2.1833e-05 TDB
period 675.2701385543198
1.85
1.9585e-06
5.362e-09
d
yr
n .5331199759117454 1.5462e-09 deg/d
Q 2.154748202679797 4.1664e-09 au
  Orbit Determination Parameters
   # obs. used (total)      720  
   data-arc span      13465 days (36.87 yr)  
   first obs. used      1983-04-06  
   last obs. used      2020-02-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55384  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-17 05:06:24  

Additional Information
 Earth MOID = .0213905 au 
 Jupiter MOID = 3.48767 au 
 T_jup = 4.220 
[ 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 16.3   n/a MPO193858  
diameter diameter 1.568 km 0.261 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
geometric albedo albedo 0.217   0.112 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
SMASSII spectral type spec_B U   n/a Binzel et al. (2004) Icarus 170, 259-294  

8566 (1996 EN)          Discovered 1996-Mar-15 by JPL/GEODSS NEAT at Haleakala
Reference: 19980313/Numbers.arcLast Updated: 2004-04-19

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