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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1523823955155135 3.4396e-08  
a 2.789570184591255 1.4466e-08 au
q 2.364488797404586 9.8297e-08 au
i 8.132797896145947 3.8689e-06 deg
node 186.1664907624119 2.628e-05 deg
peri 359.6168913491379 2.8988e-05 deg
M 65.67523483590935 1.2123e-05 deg
tp 2458290.041539666639
(2018-Jun-20.54153967)
5.706e-05 TDB
period 1701.783724097168
4.66
1.3237e-05
3.624e-08
d
yr
n .2115427447697489 1.6455e-09 deg/d
Q 3.214651571777923 1.667e-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 = 1.36655 au 
 Jupiter MOID = 1.74389 au 
 T_jup = 3.298 
[ 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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