   Instant of          16:13:31 TDT     JD = 2058321.17600 
Greatest Eclipse:    (=15:39:43 UT)

Gamma = -0.6247            Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.9628             Lunation No. = -13316 
     Eclipse Type = A                  Saros Series = 91 
                                                 ΔT = 2027.9 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:   923 May 18   16.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0   0.0775440 -0.6306810 20.5302696  0.5603400  0.0141310  61.380619 
  1   0.4926991  0.1560398  0.0078090 -0.0000822 -0.0000818  15.000720 
  2   0.0000470 -0.0000930 -0.0000050 -0.0000101 -0.0000100   0.000000 
  3  -0.0000058 -0.0000020  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0046040        tan f2 = 0.0045811 

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 =  16.000 TDT.


Circumstances at Greatest Eclipse:  15:39:43 UT

Latitude:   16.6° S      Sun’s Altitude:    51.2°          Path Width = 169.9 km
Longitude:  44.9° W      Sun’s Azimuth:    342.9°    Central Duration = 04m28s 
