   Instant of          20:21:59 TDT     JD = 2472192.34900 
Greatest Eclipse:    (=20:20:13 UT)

Gamma = -0.0426            Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.9878             Lunation No. = 699 
     Eclipse Type = A                  Saros Series = 137 
                                                 ΔT = 106.3 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:   2056 Jul 12   20.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0  -0.1961730 -0.0317070 21.7613506  0.5541680  0.0079910 118.533768 
  1   0.5287811 -0.0295030 -0.0060810 -0.0001023 -0.0001018  15.000150 
  2   0.0000156 -0.0001410 -0.0000050 -0.0000106 -0.0000105   0.000000 
  3  -0.0000068  0.0000003  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0045997        tan f2 = 0.0045768 

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 =  20.000 TDT.


Circumstances at Greatest Eclipse:  20:20:13 UT

Latitude:   19.4° N      Sun’s Altitude:    87.7°          Path Width = 43.2 km
Longitude: 123.7° W      Sun’s Azimuth:      3.3°    Central Duration = 01m26s 
