   Instant of          18:43:45 TDT     JD = 2382773.28000 
Greatest Eclipse:    (=18:43:33 UT)

Gamma = 0.6798             Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.9345             Lunation No. = -2329 
     Eclipse Type = A                  Saros Series = 141 
                                                 ΔT = 12.3 s

Lunar Radius   k1 = 0.272488 (Penumbra)        Shift in      Δb =  0.00"
 Constants:    k2 = 0.272281 (Umbra)       Lunar Position:   Δl =  0.00"


Polynomial Besselian Elements for:   1811 Sep 17   19.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0   0.3362120  0.6064560  2.4037299  0.5687820  0.0225310 106.362511 
  1   0.4818311 -0.1530579 -0.0157630 -0.0000271 -0.0000270  15.004820 
  2  -0.0000137 -0.0000383 -0.0000010 -0.0000098 -0.0000097   0.000000 
  3  -0.0000054  0.0000017  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0046564        tan f2 = 0.0046332 

At time t1 (decimal hours), each Besselian element is evaluated by:

a = a0 + a1*t + a2*t2 + a3*t3  

where: a = x, y, d, l1, l2, or μ; t = t1 - t0 (decimal hours), and t0 =  19.000 TDT.


Circumstances at Greatest Eclipse:  18:43:33 UT

Latitude:   43.0° N      Sun’s Altitude:    46.9°          Path Width = 329.8 km
Longitude:  85.9° W      Sun’s Azimuth:    204.2°    Central Duration = 06m51s 
