   Instant of          06:14:32 TDT     JD = 2119685.76000 
Greatest Eclipse:    (=5:55:56 UT)

Gamma = 0.6408             Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.9687             Lunation No. = -11238 
     Eclipse Type = A                  Saros Series = 113 
                                                 ΔT = 1115.6 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:   1091 May 21    6.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0  -0.2986450  0.5807430 21.2436504  0.5585460  0.0123460 271.211456 
  1   0.5004482  0.1443523  0.0068580 -0.0000913 -0.0000909  15.000350 
  2   0.0000629 -0.0001511 -0.0000050 -0.0000102 -0.0000102   0.000000 
  3  -0.0000060 -0.0000019  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0046036        tan f2 = 0.0045806 

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:  5:55:56 UT

Latitude:   58.7° N      Sun’s Altitude:    49.9°          Path Width = 146.3 km
Longitude:  69.9° E      Sun’s Azimuth:    150.5°    Central Duration = 02m37s 
