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86556 (2000 EN12)
Classification: Main-belt Asteroid          SPK-ID: 2086556
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1958540063147736 3.9313e-08  
a 2.222986519550549 9.46e-09 au
q 1.78760570371284 9.0699e-08 au
i 8.728114155477945 4.4667e-06 deg
node 103.1257428796443 2.5295e-05 deg
peri 171.1452288951009 2.7342e-05 deg
M 300.345566722525 1.0885e-05 deg
tp 2459201.105988735720
(2020-Dec-17.60598874)
3.7145e-05 TDB
period 1210.608365164509
3.31
7.7277e-06
2.116e-08
d
yr
n .2973711485556105 1.8982e-09 deg/d
Q 2.658367335388259 1.1313e-08 au
  Orbit Determination Parameters
   # obs. used (total)      801  
   data-arc span      9423 days (25.80 yr)  
   first obs. used      1994-07-11  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51827  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:47:48  

Additional Information
 Earth MOID = .771758 au 
 Jupiter MOID = 2.46435 au 
 T_jup = 3.608 
[ 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 16.1   n/a MPO468837  
diameter diameter 2.031 km 0.586 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.187   0.093 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

86556 (2000 EN12)          Discovered 2000-Mar-04 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 2000 EN12 = 1994 NA4 = 2001 PT47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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