   Instant of          19:06:04 TDT     JD = 2538399.29600 
Greatest Eclipse:    (=18:57:6 UT)

Gamma = 0.0295             Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.9316             Lunation No. = 2941 
     Eclipse Type = A                  Saros Series = 147 
                                                 ΔT = 537.5 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:   2237 Oct 19   19.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0  -0.0413320  0.0420000 -10.1344299  0.5709880  0.0247270 108.778793 
  1   0.4867140 -0.1343270 -0.0146180  0.0000320  0.0000318  15.003150 
  2   0.0000128  0.0000568  0.0000020 -0.0000098 -0.0000098   0.000000 
  3  -0.0000055  0.0000014  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0046904        tan f2 = 0.0046670 

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:  18:57:6 UT

Latitude:    8.6° S      Sun’s Altitude:    88.4°          Path Width = 256.1 km
Longitude: 107.6° W      Sun’s Azimuth:    195.9°    Central Duration = 09m07s 
