   Instant of          21:13:01 TDT     JD = 2188137.38400 
Greatest Eclipse:    (=21:4:10 UT)

Gamma = 0.1762             Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 1.0338             Lunation No. = -8920 
     Eclipse Type = T                  Saros Series = 112 
                                                 ΔT = 530.5 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:   1278 Oct 17   21.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0  -0.0341040  0.2126250 -12.1437302  0.5418190 -0.0042970 138.840134 
  1   0.5130536 -0.2501776 -0.0139070 -0.0000795 -0.0000791  15.002240 
  2   0.0000486  0.0000575  0.0000030 -0.0000125 -0.0000125   0.000000 
  3  -0.0000081  0.0000042  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0047179        tan f2 = 0.0046944 

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 =  21.000 TDT.


Circumstances at Greatest Eclipse:  21:4:10 UT

Latitude:    3.0° S      Sun’s Altitude:    79.9°          Path Width = 115.6 km
Longitude: 135.4° W      Sun’s Azimuth:    205.5°    Central Duration = 03m03s 
