   Instant of          06:20:30 TDT     JD = 1103744.76400 
Greatest Eclipse:    (=19:26:35 UT)

Gamma = 0.6297             Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.9131             Lunation No. = -45641 
     Eclipse Type = A                  Saros Series = 25 
                                                 ΔT = 39235.0 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:   -1691 Nov 21    6.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0  -0.0422840  0.6513130 -16.7281303  0.5759700  0.0296840 272.504639 
  1   0.4925869 -0.1006553 -0.0124220 -0.0000039 -0.0000039  14.999880 
  2   0.0000229  0.0000762  0.0000040 -0.0000099 -0.0000098   0.000000 
  3  -0.0000055  0.0000010  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0047625        tan f2 = 0.0047388 

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 =   6.000 TDT.


Circumstances at Greatest Eclipse:  19:26:35 UT

Latitude:   21.7° N      Sun’s Altitude:    50.8°          Path Width = 424.4 km
Longitude: 105.9° W      Sun’s Azimuth:    191.9°    Central Duration = 11m40s 
