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14807 (1981 EN26)
Classification: Main-belt Asteroid          SPK-ID: 2014807
[ 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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1529616596975273 3.4343e-08  
a 2.786728162886382 1.427e-08 au
q 2.360465597965439 9.7903e-08 au
i 8.136263274118672 3.8706e-06 deg
node 186.1090093058195 2.6274e-05 deg
peri 359.301072001928 2.8972e-05 deg
M 150.7191265704911 1.2203e-05 deg
tp 2458289.112541053445
(2018-Jun-19.61254105)		 5.6816e-05 TDB
period 1699.183713760327
4.65		 1.3052e-05
3.573e-08		 d
yr
n .2118664374456091 1.6274e-09 deg/d
Q 3.212990727807324 1.6453e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1162  
   data-arc span      14963 days (40.97 yr)  
   first obs. used      1978-09-01  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54497  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:18:27  

Additional Information
 Earth MOID = 1.36222 au 
 Jupiter MOID = 1.74448 au 
 T_jup = 3.299 
[ 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 14.5   n/a MPO371115  
diameter diameter 6.298 km 0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

14807 (1981 EN26)          Discovered 1981-Mar-02 by Bus, S. J. at Siding Spring
Reference: 20000523/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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