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14811 (1981 ED43)
Classification: Main-belt Asteroid          SPK-ID: 2014811
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2174097456199581 3.2545e-08  
a 2.789068087254153 1.3789e-08 au
q 2.182697503887485 9.2011e-08 au
i 7.62209848304537 6.0019e-06 deg
node 10.02620231166042 2.6674e-05 deg
peri 293.6343886026457 3.0008e-05 deg
M 48.35641092184703 1.365e-05 deg
tp 2458771.972399165675
(2019-Oct-15.47239917)
6.4049e-05 TDB
period 1701.324286314811
4.66
1.2617e-05
3.454e-08
d
yr
n .2115998712860236 1.5692e-09 deg/d
Q 3.395438670620822 1.6787e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1671  
   data-arc span      23794 days (65.14 yr)  
   first obs. used      1954-09-22  
   last obs. used      2019-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48002  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 23:35:02  

Additional Information
 Earth MOID = 1.18146 au 
 Jupiter MOID = 1.93214 au 
 T_jup = 3.282 
[ 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 13.8   n/a MPO435839  
diameter diameter 11.062 km 0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14811 (1981 ED43)          Discovered 1981-Mar-02 by Bus, S. J. at Siding Spring
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1981 ED43 = 1987 SW2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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