   Instant of          19:05:52 TDT     JD = 1955554.29600 
Greatest Eclipse:    (=17:53:50 UT)

Gamma = 0.0263             Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 1.0437             Lunation No. = -16796 
     Eclipse Type = T                  Saros Series = 90 
                                                 ΔT = 4321.5 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:   642 Jan 06   19.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0  -0.0578780  0.0236240 -22.1763592  0.5393770 -0.0067270 102.402008 
  1   0.5791892  0.0267524  0.0060630  0.0000487  0.0000484  14.997370 
  2  -0.0000116  0.0001643  0.0000060 -0.0000130 -0.0000129   0.000000 
  3  -0.0000097 -0.0000003  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0047467        tan f2 = 0.0047230 

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:  17:53:50 UT

Latitude:   20.8° S      Sun’s Altitude:    88.6°          Path Width = 146.1 km
Longitude:  85.9° W      Sun’s Azimuth:    177.1°    Central Duration = 04m06s 
