   Instant of          10:51:35 TDT     JD = 1520036.95200 
Greatest Eclipse:    (=5:53:37 UT)

Gamma = 0.6477             Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.9365             Lunation No. = -31544 
     Eclipse Type = A                  Saros Series = 65 
                                                 ΔT = 17878.4 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:   -551 Aug 20   11.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0   0.2145140  0.6153050 14.9423799  0.5682890  0.0220410 344.582794 
  1   0.4946776 -0.1137602 -0.0128170  0.0000485  0.0000482  15.002240 
  2  -0.0000353 -0.0001086 -0.0000030 -0.0000099 -0.0000098   0.000000 
  3  -0.0000056  0.0000012  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0046647        tan f2 = 0.0046415 

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 =  11.000 TDT.


Circumstances at Greatest Eclipse:  5:53:37 UT

Latitude:   54.0° N      Sun’s Altitude:    49.4°          Path Width = 309.6 km
Longitude: 106.5° E      Sun’s Azimuth:    201.4°    Central Duration = 06m03s 
